NFL concussions more common on colder game days
The study also found ankle injuries were more common at colder temperatures
Concussion
NFL demands retraction of New York Times story on concussions
League makes veiled threat of legal action over story that called concussion research flawed; paper stands by report
NFL says concussions were way up in 2015
League says it will study what might have caused head injuries to rise by 58 percent this season
New technology offers on-field head injury reporting
Experts hope system will help get student athletes the speedy treatment they need after a head injury or concussion
Could helmet-free football practice prevent concussions?
Experts say the approach may encourage football players to avoid using their heads as weapons
Here's to your health: Medical news that mattered in 2015
New mammogram advice, vaccine controversies, and a little pink pill were among the top health stories of the year
Cheerleading injuries less common, more severe
Supporters say that when cheerleading is not considered an official sport, there can be dangerous consequences
Doctor: "Clear signs of a concussion" after Rams QB hit
NFL to hold mandatory conference call with athletic trainers after quarterback Case Keenum remained in game despite suffering concussion
NFL investigating why QB kept playing after concussion
St. Louis Rams quarterback Case Keenum remained in the game after a hard hit slammed his head into the ground
Case Keenum concussion challenges NFL protocol
Rams quarterback was obviously woozy after his head slammed the ground, but he never missed a play, leading to many questions for NFL
Will a ban on headers keep young soccer players safe?
Limits are set for older children, too, after U.S. Soccer Federation faced a safety lawsuit from some parents
Blood test may help diagnose concussions in kids
Researchers say the simple test could one day help coaches and parents make decisions about children's care on the field
New guidelines for youth football follow injuries, deaths
The American Academy of Pediatrics' recommendations come as a Tennessee high school football player is in critical condition and a high school in Chicago mourns the death of a student athlete
Chris Nowinski: The NFL needs to "evolve" to protect players
The co-founder of the Sports Legacy Institute, which focuses on traumatic brain injury research, talks to CBS News about how football rules need to be changed to address concussion and chronic traumatic encephalopathy issues
Concussions linked to Alzheimer's disease plaques
Daily health headlines: Concussions may trigger another neurological disease, plus more top stories
James Brown: Fear Favre describes felt by other former players
Brett Favre revealed this week that he suffers from memory loss, an admission that comes after the NFL's recent $775 million concussion settlement
Favre: Memory loss "a little bit scary to me"
The only quarterback to have won three consecutive NFL MVP awards said he suffers from memory loss and believes it may be the result of concussions
Brain disease found in 87 deceased NFL players
Researchers say data provides more evidence of the link between head trauma in football and long-term brain deterioration
"Concussion" director says no compromises made for the NFL
A day after its trailer debuted online, the Will Smith football head-trauma film is already sparking controversy
Memory loss takes toll on former NFL players
Study looks at the long-term damage from concussions in professional football
Kids' concussions cause problems at school
Students often have a hard time with academics after a head injury, researchers say
Judge OKs $1 billion deal over NFL concussions lawsuit
Awards for players who suffer from Alzheimer's disease or moderate dementia average out to $190,000 per person
Brain scans may spot concussion-related condition
New technique may help diagnose football players and others suffering from lingering damage
Chris Borland on retirement: "The best decision for me"
The star NFL rookie linebacker answers critics on "Face the Nation" who accused him of making a cash grab by playing just one year
Why NFL rookie Chris Borland decided to retire after one season
The 24-year-old linebacker's announcement is bringing the risks of long-term head trauma back into the spotlight
Live
U.S. and Iran launch new attacks and hurl threats as war intensifies
Iran and the U.S. announce new attacks and match each other's threats as the war ramps up over control of the Strait of Hormuz.
Trump to allege Chinese meddling in U.S. elections in primetime speech, sources say
Part of President Trump's speech Thursday night is expected to touch on previously unreported alleged Chinese meddling in U.S. elections, according to sources familiar with the matter.
Maps show wildfire smoke forecast, air quality alerts in swath of U.S.
Heavy smoke from several large wildfires blazing in Canada and Minnesota is engulfing large swaths of the Midwest and Northeast U.S. this week.
Zelenskyy's move to oust popular defense chief draws major backlash
Ukrainians are demonstrating in Kyiv and senior figures announcing their resignations over President Volodymyr Zelenksyy's move to oust his popular defense chief.
Exclusive
DHS could weigh use of Medicaid, housing help in green card decisions
Immigration officers could weigh use of Medicaid, food aid and housing help in green card decisions after Trump administration rescinds Biden-era public charge rule.
Trump fires U.S. attorney in Washington on heels of court appointment
Judges on the U.S. District Court for the Western District of Washington had appointed Roger Rogoff as U.S. attorney in Seattle. But he was fired shortly after.
Navy's Blue Angels investigate after video shows low flyover at Florida beach
The Blue Angels said an aircraft "flew lower than standard profiles, resulting in a disturbance on the beach that affected civilian chairs and umbrellas."
Husband of Code Pink founder being investigated under federal agent and tax laws
Neville Roy Singham, who lives in Shanghai, China, is a major financial backer of a New York City-based nonprofit called the People's Forum, a left-leaning nonprofit.
Nearly 736,000 Pillsbury rolls recalled over possible glass contamination
The recall includes cases of Pillsbury "Hard Roll Dough" and "Kaiser Roll Dough" bread rolls, which are marketed to businesses.
U.S.
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Husband of Code Pink founder being investigated under federal agent and tax laws
Neville Roy Singham, who lives in Shanghai, China, is a major financial backer of a New York City-based nonprofit called the People's Forum, a left-leaning nonprofit.
Nearly 736,000 Pillsbury rolls recalled over possible glass contamination
The recall includes cases of Pillsbury "Hard Roll Dough" and "Kaiser Roll Dough" bread rolls, which are marketed to businesses.
Foreclosures surged 21% in the first half of 2026, new data shows
The state with the biggest jump in foreclosure activity was Idaho, where filings increased 59% compared to the same time last year.
Meteorite that hit home contains "alien world chemistry," experts say
When scientists examined the preserved fragments of a meteorite that crashed in 2024, they found brine-like fluids and key molecules.
Trump fires U.S. attorney in Washington on heels of court appointment
Judges on the U.S. District Court for the Western District of Washington had appointed Roger Rogoff as U.S. attorney in Seattle. But he was fired shortly after.
MoneyWatch
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Nearly 736,000 Pillsbury rolls recalled over possible glass contamination
The recall includes cases of Pillsbury "Hard Roll Dough" and "Kaiser Roll Dough" bread rolls, which are marketed to businesses.
Foreclosures surged 21% in the first half of 2026, new data shows
The state with the biggest jump in foreclosure activity was Idaho, where filings increased 59% compared to the same time last year.
U.S. to impose 25% tariffs on Brazilian imports over unfair trade practices
The United States is imposing 25% tariffs on imports from Brazil after finding a range of what it deemed unfair trade practices by the world's 10th-biggest economy.
United Airlines anticipates $6 billion in added fuel costs
U.S. airlines say higher jet fuel prices are costing them billions more than they anticipated at the beginning of the year.
Here's what the Common Cents Act means for businesses, consumers
New law aims to address how businesses and consumers should transact amid the phase-out of the penny.
Politics
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Husband of Code Pink founder being investigated under federal agent and tax laws
Neville Roy Singham, who lives in Shanghai, China, is a major financial backer of a New York City-based nonprofit called the People's Forum, a left-leaning nonprofit.
Trump fires U.S. attorney in Washington on heels of court appointment
Judges on the U.S. District Court for the Western District of Washington had appointed Roger Rogoff as U.S. attorney in Seattle. But he was fired shortly after.
George Santos to try hand as contestant in grueling TV reality show
George Santos has worn many hats: swindler, congressman, prison inmate, podcast host. The obvious next gig? Reality TV show contestant.
Exclusive
DHS could weigh use of Medicaid, housing help in green card decisions
Immigration officers could weigh use of Medicaid, food aid and housing help in green card decisions after Trump administration rescinds Biden-era public charge rule.
Sons say they learned father was killed by ICE through video, news reports
Ronaldo Salgado said he learned his father, 52-year-old Mexican immigrant Lorenzo Salgado Araujo, had been shot by an ICE officer in Houston last week through a video posted online that depicted him "screaming" for help.
HealthWatch
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Introducing Norah O'Donnell's new health podcast
"Healthful with Norah O'Donnell" launches July 22.
Alzheimer's blood test may show who's likely to develop it in 5 to 10 years
A blood test may predict if apparently healthy older adults are likely to develop Alzheimer's symptoms in the next five or 10 years, researchers say.
Taco Bell removes some items amid outbreak
As of Tuesday, nearly 7,000 people in 34 states reported symptoms tied to a parasitic illness that, so far, has no official source. Carter Evans reports on what's suspected of being behind the cyclosporiasis outbreak.
Cyclospora outbreak leaves consumers guessing which foods are safe
Officials are still searching for the source of the outbreak, prompting consumers to seek advice on social media about which foods to avoid.
"Miracle on the Hudson" pilot, Capt. "Sully," shares Alzheimer's diagnosis
Capt. Chesley "Sully" Sullenberger, who famously landed a passenger jet on the Hudson River in 2009, said he has been diagnosed with Alzheimer's disease.
World
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Councilwoman shot, husband killed in Mexico near U.S. border
Maria de Jesus Quijada was shot at while traveling in a vehicle with her family. Her husband did not survive.
From Balogun's red card to an upset run, some of the World Cup's biggest stories
Spain is looking to secure a World Cup victory for the first time in 16 years, and Argentina enters Sunday hoping to become back-to-back champions.
Zelenskyy's move to oust popular defense chief draws major backlash
Ukrainians are demonstrating in Kyiv and senior figures announcing their resignations over President Volodymyr Zelenksyy's move to oust his popular defense chief.
U.S. to impose 25% tariffs on Brazilian imports over unfair trade practices
The United States is imposing 25% tariffs on imports from Brazil after finding a range of what it deemed unfair trade practices by the world's 10th-biggest economy.
U.S. citizen departs Iran after being barred from leaving for over a year
A U.S.-Iranian woman who was trapped in Iran on allegations of espionage and collaborating with a hostile state that her attorney called "bogus" has departed the country, CBS News learned Wednesday.
Entertainment
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Entertainment
From the archives: Pat Oliphant and the art of political cartoons
Pulitzer Prize-winning cartoonist Pat Oliphant, whose acidic drawings skewering political figures were syndicated in as many as 500 publications around the world, died on July 13, 2026 at age 90. In this April 16, 2000 "Sunday Morning" story, Oliphant talked with Morley Safer about caricature, censorship, and the influence of the first great political cartoonist, 19th century French master Honoré Daumier, whose grotesque drawings of King Louis Philippe led to a curtailment of press freedom in France in 1835.
George Santos to try hand as contestant in grueling TV reality show
George Santos has worn many hats: swindler, congressman, prison inmate, podcast host. The obvious next gig? Reality TV show contestant.
"Jurassic Park" star Sam Neill's cause of death revealed
The actor's agent said he was providing more information following news reports "which contain inaccuracies and outright falsehoods."
Behind the "Better in Person" talk show
Author and journalist Stephen Dubner, who rose to fame when he co-wrote The New York Times bestseller "Freakonomics," talks with "CBS Mornings" about launching his own weekly talk show on YouTube, "Better in Person." Dubner discusses how the show got its start, his wide range of guests and why he decided to self-finance it.
Insider at "The Wolf of Wall Street" firm opens up: "My lifestyle was insane"
The Paramount+ documentary "The Real Wolf of Wall Street" gives an inside look at Jordan Belfort's scandal-ridden firm, Stratton Oakmont.
Technology
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Technology
Meta announces new safety features
Meta announced it is introducing new features to help protect teens using Instagram, Facebook and WhatsApp, including alerting a parent if their child discusses self-harm with one of its AI chatbots. Kelly O'Grady explains.
Samsung set to unveil new foldable phones
Tech giant Samsung is set to debut a new line of foldable phones at its Galaxy Unpacked event next week. CNET senior technology reporter Abrar Al-Heeti joins CBS News to discuss.
How AI powered robots are helping small farms
From labor shortages to environmental impacts, farmers are looking to AI to help revolutionize the agriculture industry. One California startup, Farm-ng, is tapping into the power of AI and robotics to perform a wide range of tasks, including seeding, weeding and harvesting.
Details on New York data center moratorium
New York has become the first state in the U.S. to impose a moratorium on the construction of massive AI data centers. The pause takes effect immediately and halts the construction of new data centers for up to a year. Paris Marx, a technology podcast host, joins CBS News to discuss.
Backlash grows nationwide over data centers
There's growing backlash nationwide against AI data centers and now New York is hitting pause. Gov. Kathy Hochul signed an executive order to delay the building boom. Kelly O'Grady has more.
Science
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Russian Soyuz rocket launches fresh crew to space station
The new crew will replace three other Soyuz fliers wrapping up a 240-day stay aboard the International Space Station.
Astronomer's name deciphered from ancient Mayan ruins for first time
The name "White-chested Fox" was found in drawings dating from 400 BC to 900 AD at the San Bartolo-Xultun archaeological site.
Disclosure Foundation head on new UFO files
The Pentagon on Friday released a new batch of UFO files, spanning 19 videos and more. Jordan Flowers, executive director of the Disclosure Foundation, joins CBS News to discuss.
Watch: Pentagon releases 19 new UFO videos
The Defense Department released a fourth batch of UFO files on Friday, nearly one month after its third drop. These are all of the videos in the latest tranche, plus analysis from astrophysicist Avi Loeb.
2,000-year-old gold rings and human bones found by archaeologists
Archaeologists have discovered eight human skeletons, bronze and gold jewelry and other artifacts indicating a ceremonial burial of wealthy people.
Crime
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Crime
Woman speaks in support of Blanche at hearing
Antioch, Illinois, mother Jennifer Bos voiced her support for Todd Blanche at his confirmation hearing to become attorney general. Bos advocates for stricter immigration policy after her daughter was allegedly murdered by an illegal immigrant.
Sons of man killed by ICE agent speak out
Ronaldo Salgado and Lorenzo Salgado Jr., the sons of the Mexican man who was shot and killed by an ICE agent in Houston, spoke to CBS News' Camilo Montoya-Galvez about their father's death.
New details emerge in Nolan Wells case
Newly obtained GPS data from the Mississippi Department of Marine Resources tracks the movements of the boat that Mississippi teen Nolan Wells was on before he went missing. Wells was found dead after a Fourth of July boat trip to Horn Island with friends. CBS News' Anna Schecter has the latest on the investigation.
Councilwoman shot, husband killed in Mexico near U.S. border
Maria de Jesus Quijada was shot at while traveling in a vehicle with her family. Her husband did not survive.
Biddeford, Maine, mayor on ICE shooting
Liam LaFountain, mayor of Biddeford, Maine, joins "The Daily Report" to discuss his town's response to Monday's incident where an ICE officer shot and killed a man.
Space
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Meteorite that hit home contains "alien world chemistry," experts say
When scientists examined the preserved fragments of a meteorite that crashed in 2024, they found brine-like fluids and key molecules.
Russian Soyuz rocket launches fresh crew to space station
The new crew will replace three other Soyuz fliers wrapping up a 240-day stay aboard the International Space Station.
Astronomers discover sugar in space that's also found in raspberries
The sugar, called erythrulose, lurks in what's called the interstellar medium: thin clouds of gas and dust littered between stars.
Telescope spots most distant quasars ever discovered
Quasars — the brightest objects in the universe — are powered by supermassive black holes at the heart of early galaxies.
Mission launched to rescue a falling space telescope
Katalyst Space's LINK spacecraft is designed to capture and boost NASA's Swift observatory back to a safe altitude.
Latest Galleries
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Notable Deaths in 2026
A look back at the esteemed personalities who've left us this year, who'd touched us with their innovation, creativity and humanity.
Photos show celebrations at Obama Presidential Center
The Obama Presidential Center, museum and library opens in Chicago with a star-studded grand opening ceremony and public watch party on Midway Plaisance.
Summer music highlights of 2026
Summer is the time to enjoy live music, indoors and out. Scroll through our gallery of some of 2026's leading musical acts, featuring images by CBS News photojournalist Jake Barlow and photographers Ed Spinelli and Kirstine Walton.
Evidence in the Barbara Kendhammer case
Does the evidence show a cover-up, or was Todd Kendhammer wrongfully convicted for the murder of his wife?
Timeline: The disappearance of George Smith
Family seeks answers in death of newlywed who disappeared in 2005 while on Mediterranean honeymoon cruise.
Latest CBS News Videos
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Latest CBS News Videos
H.R. McMaster on the Strait of Hormuz feud
H.R. McMaster, a CBS News contributor and President Trump's former national security adviser in his first term, joins CBS News 24/7 Mornings to discuss the current situation in the Strait of Hormuz as the U.S.-Iran feud ramps up.
Ex-DOJ official slams Blanche at hearing
Former Justice Department pardon attorney Elizabeth Oyer accused Todd Blanche of unethical and sycophantic behavior during his confirmation hearing for attorney general. "The priority of this DOJ is protecting powerful men, even when it comes at the expense of vulnerable women," Oyer said, condemning Blanche's handling of the Epstein files. "These are not partisan concerns ... please do not degrade our justice system further by promoting Mr. Blanche."
Why U.S. officials are looking into Cuba
Senior defense officials are examining potential military options in Cuba, CBS News has learned. CBS News contributor Sam Vinograd has more.
Sons of man killed by ICE describe grief
The sons of a Mexican man who was shot and killed by an ICE agent said they found out about the shooting through a video posted online. "It was a blur, really, that morning, because I really thought that he would be okay," one of his sons recalled to CBS News' Camilo Montoya-Galvez.
U.S. ramps up strikes on Iran
The U.S. struck Iran overnight as tensions between the two countries continue to escalate. Iran responded with attacks on U.S. bases and facilities in the Middle East. CBS News' Charlie D'Agata has more.