Researchers say they've found clues that depression may worsen cognitive decline

New research looks at the possible connection between diet sodas​ or artificially sweetened fruit juices and heart health

New data from the CDC estimates the effectiveness of this year's flu vaccine

Camilla, 71, opened up about her late mother Rosalind, who died of the bone disease in 1994

How easy is it for criminals to get hold of these patient files? It only took a few seconds

A dangerous drug-resistant bacteria is connected the consumption of raw milk​ in 19 states

New research suggests certain foods high in salt, sugar and other additives may increase the risk of early death

Up to 1 in 7 women experience what's called perinatal depression, and a task force has issued new recommendations to help prevent it

Federal watchdog previously found significant violations of manufacturing rules by Tris Pharma

Psychologist Lisa Damour offers practical advise on how adults can help address the "unique pressures" girls face

"I question her judgment, but not her care," says Ethan Lindenberger of his mother

In one case, the FDA found a company claimed its product reduced "symptoms of cognitive decline"

Participants in the federal health program often struggle to afford treatments for cancer and other diseases

States are cracking down on cannabidiol-infused food over safety concerns -- some in the industry say it's warranted

Nearly half of Americans say they sometimes or always feel alone, which can have health consequences: doctors say loneliness can lead to increased mortality equal to smoking 15 cigarettes a day

Mumps is highly contagious but is highly preventable with a vaccine

Smaller than a pea, the device from Abbott can be implanted in premature babies weighing as little as 2 pounds

"The picture for 2018 makes it clear that the current pace of progress in raising immunization rates will be insufficient to stop measles circulation"

Washington currently allows parents to refuse vaccines for philosophical reasons

Homegrown outbreaks in the U.S. aren't caused by lack of access to a vaccine, but because parents in this country are choosing not to get their kids vaccinated

Cecilia Rodriguez was too young to be vaccinated when she contracted measles. 30 years later, her eye sight, speech and hearing are still affected.

FDA says the drugstore chain has racked up nearly 1,800 violations for selling tobacco products to children

"His doctors feel this is the best way to get him on a quicker road to recovery," tweeted his wife Sharon

Research shows new mothers with opioid use disorder are at a higher of overdose due to lack of resources, shame and stigma

A new rule requires hospitals to post their prices, but the lists are hard to understand and there are no standards for pricing

While one company is facing rash of unhappy consumers, it's one of at least nine that distributed potentially toxic food

The CDC warns taking a bite of homemade cookie dough or cake mixes before they're cooked could put your health at risk

Avoid stubborn weight gain this holiday season with these science-tested tips