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Hydrogen peroxide, the active ingredient in over-the-counter whitening strips, may be harmful to the layer under the enamel of teeth, according to research presented Tuesday at a scientific meeting.
The number of children and teens in the United States who visited emergency rooms for suicidal thoughts and suicide attempts doubled between 2007 and 2015, according to a new analysis.
The American College of Physicians said for some women, they should get mammograms less frequently than every year or every other year.
Ledo Pizza in Charles Village has reopened after it was shut down last week by the Baltimore City Health Department.
The world's largest marijuana expo is right here in Baltimore, and the Evermore Cannabis Company opened its doors exclusively to WJZ.
Maryland's first confirmed case this year has some Marylanders talking about vaccines.
A multistate outbreak of E. coli has raised alarms and questions: As of Thursday, 72 people in five states have become ill, yet the cause of their infection remains unknown, the US Centers for Disease Control and Prevention reported Friday.
The nationwide measles outbreak has reached Maryland, and now there's a warning from officials for those who may have been exposed.
The Maryland Department of Health confirmed a measles case in a Maryland resident on Friday.
Drinking one or two glass a day may increase the chances of having a stroke, according to a new genetic study.
Climate change may be the cause of more spring allergies reported across the U.S., a new study shows.
Air pollution will shorten the life expectancy of children by 20 months on average, with kids in South Asian countries such as India and Pakistan most vulnerable, a new report says.
The US Food and Drug Administration announced Wednesday it is investigating a possible connection between e-cigarette use and seizures in younger users.
A total of 387 individual cases of measles have been confirmed in 15 states from January 1 to March 28, according to the US Centers for Disease Control and Prevention.
More American adults perceive electronic cigarettes to be as harmful as or more harmful than regular cigarettes, according to a new analysis.
Maryland Gov. Wes Moore mobilized state agencies ahead of a severe storm threat in Maryland on Monday, while BGE urged customers to immediately report power outages.
A First Alert Weather Day has been issued for the potential of significant damaging wind gusts and a few tornadoes.
Marty Bass announced his plans to retire in May after 48 years with WJZ.
More than 200 flights were delayed, and 160 were cancelled at Baltimore-Washington Thurgood Marshall International (BWI) Airport on Monday as much of Maryland experienced severe storms, according to FlightAware.
Strong storms swept through Maryland on Monday afternoon, and more are possible through the evening.
Marylanders are reacting to the United States and Israel's military strike on Iran.
The Ravens said they "clearly made an error" and won't appeal the ruling.
A Howard County Police officer responded to a call last weekend that really got his goat.
Chilly night ahead with some frost possible west of I-95. Warmer weather returns this weekend.
Storm threat continues Thursday with high heat added to the mix too during the afternoon.
Marty Bass is at the historic family run automobile repair shop in Essex talking about their services and community impact.
Baltimore's own Gabby Samone performs her latest single “Complicated”.
WJZ is live at the Little Italy pastry shop as they celebrate their 70th anniversary.
Carly Reighard joins us from the Pratt Library with her top reads for March.
The Turnover Shop in Maryland shares how to give new life to old items.
Baltimore Orioles star Gunnar Henderson hit a clutch home run in Team USA's 2-1 win over the Dominican Republican in the semifinals of the World Baseball Classic on Sunday.
Trey Hendrickson had a close-up view of the Ravens for several seasons while playing for the Cincinnati Bengals — and even if he hadn't been in the same division, he'd have been well aware of the talent Baltimore possessed.
Duke is the top overall seed in the NCAA men's college basketball tournament, with Arizona, Michigan, and Florida also landing on the No. 1 line.
The University of Maryland, Baltimore County will play Howard in the First Four play-in game of the NCAA Men's Basketball Tournament, with the winner taking on No. 1 seed Michigan on Thursday in Buffalo, New York.
DJ Armstrong buried seven 3-pointers and scored a career-high 33 points, leading top-seeded UMBC to a 74-59 victory over No. 2-seed Vermont in the championship game of the America East Playoffs.
With oil markets paralyzed by the U.S.-Iran war, the Trump administration says it could escort ships through the Strait of Hormuz — a massive undertaking that experts say could already be in the preparatory stages.
The war, which shows no signs of ending soon, has disrupted oil exports from the region, driven fuel prices far higher worldwide and upended global air travel.
Maryland Gov. Wes Moore, considered a 2028 presidential contender, is planning a series of commencement addresses in May as he broadens his national profile.
Wait times to get through security hit two hours in New Orleans and over three hours in Houston as TSA staffing took a hit amid the partial government shutdown.
National Transportation Safety Board member Todd Inman called the allegations against him false and a "political hit job."
Nearly 200 families were expected to shop at the 10th annual Christmas Store, hosted by the University of Maryland, Baltimore, and The Foundry Church on Friday.
After a loved one became a victim of sexual assault, a Maryland family is on a mission to prevent it among teens.
Over 400 future star chefs took over Baltimore on Saturday for a National Culinary Cook-off.
Chopped Broadway Bodega & Deli is making its mark as the first Black- and women-owned bodega in Fells Point, bringing the unmistakable flavors of a classic New York bodega to Baltimore.
'I Believe in Me Girls' held its fifth annual workshop on Saturday to empower young women while introducing them to a variety of career opportunities in the creative industry.
Senator Kagan said this bill will limit what she calls "bait and switch" and price gouging.
The Maryland Department of Emergency Management increased the State Activation Level from Normal to Partial on Friday morning in response to a Microsoft outage that has paralyzed systems worldwide.
Neighbors in one west Baltimore neighborhood are figuring out what to do for groceries, due to the Giant Food location in Edmondson Village closing next month.
A string of recalls connected to Wisconsin-based supplier Schreiber Foods has now extended to Aldi stores after similar recalls at Hy-Vee and other grocery chains.
The U.S. Drug Enforcement Administration is asking to move marijuana to Schedule III, alongside ketamine and some anabolic steroids
New flights to both U.S. and Caribbean destinations are coming to BWI in 2026.
After three decades of serving customers on the Baltimore waterfront, The Cheesecake Factory is closing its Inner Harbor location.
The company voluntarily issued the recall on September 23.
The Baltimore Tech Hub, one of 31 federal "Tech Hubs" designated last year, was skipped for a cut of $504 million in the first round of funding for the program.
Primanti Bros. on Tuesday announced plans to expand to the Baltimore region this spring.
Mixed nuts from Ohio-based Mellace Family Brands sold at some Wegmans stores could be tainted with Salmonella, FDA warns.
The company voluntarily issued the recall on September 23.
With open enrollment starting soon, employees could get sticker shock, with their costs expected to rise 6% to 7% for 2026, a new study says.
After WJZ shed light on a rat infestation plaguing one Towson community, Baltimore County officials say they are now taking action.
Recalled supplemental shakes were distributed to hospitals and long-term care facilities nationwide, federal officials say.
Bobby J. Brown's breakout role was as a police officer on HBO's "The Wire." He appeared in 12 episodes across four seasons.
Bad Bunny took the stage at halftime for the 2026 Super Bowl. Here's who else performed at Super Bowl 60.
Music's biggest night returned Sunday with the 68th annual Grammy Awards. Here is how to watch and stream and what to know.
James Ransone, the actor who played Ziggy Sobotka in the HBO series "The Wire" and appeared in many other TV shows and movies, has died.
Director Rob Reiner and wife, Michele, were found dead in their Los Angeles home, sources told CBS News, in what police called an apparent homicide.
Cold front follows another round of storms in Maryland
Chance of severe storms continue through Monday evening in Maryland
The National Weather Service received a few storm damage reports Monday afternoon after a series of Tornado Warnings were issued.
A First Alert Weather Day has been issued for the potential of significant damaging wind gusts and a few tornadoes.
Severe weather is possible on Monday, including potential tornadoes. Meteorologist Steve Sosna has your latest forecast.
Cold front follows another round of storms in Maryland
University of Maryland scientists gather data about gut health from flatulence
Chance of severe storms continue through Monday evening in Maryland
Harford County officials push back against Maryland's 287(g) partnership ban
WJZ's Marty Bass to retire after nearly five decades