Winter Blues? It Could Be SAD

If winter gets you down, you may have a form of depression called SAD.

That's short for seasonal affective disorder.

SAD brings on mood changes during fall and winter, when there is less sunlight, and symptoms typically ease up in the spring. But the American Psychiatric Association says SAD goes beyond the "winter blues." Its sympt...

You Don't Have to Smoke to Get Lung Cancer

Tobacco use is far and away the leading cause of lung cancer, but non-smokers are also at risk, experts say.

People who smoke have the highest risk, and smokeless tobacco is also a threat. About 90% of lung cancer cases could be prevented by eliminating tobacco use, according to the World Health Organization.

"There are many other ri...

Three New Studies Confirm Power of Booster Shots Against Omicron

Booster shots are keeping the Omicron variant from landing millions of Americans in hospitals, emergency rooms and urgent care clinics across the country, three new government studies show.

In one study, published Friday in the U.S. Centers for Disease Control and Prevention's Morbidity and Mortality Weekly Report (MMWR)...

After Heart Attack, Cardiac Rehab Begins Road to Recovery

Your heart is in an incredibly vulnerable state if you've suffered a heart attack or are fighting heart failure, and cardiac rehabilitation could be an important part of your recovery.

Unfortunately, not enough older folks appear to be taking advantage of this life-saving therapy.

Fewer than one in 10 eligible Medicare beneficiaries ...

COVID Vaccine Won't Affect Fertility, But Getting COVID Might

One less excuse to avoid that COVID vaccine: The shots don't affect fertility in either men or women, new research shows, but coronavirus infection could cause short-term fertility problems in men.

"Many reproductive-aged individuals have cited concerns about fertility as a reason for remaining unvaccinated," said lead study author Amelia ...

Exposing Kids to Safe Levels of Peanut When Young Might Prevent Allergy

Some kids might be able to get over their peanut allergy if they start immunotherapy while they're still toddlers, a major new clinical trial reports.

In the trial, a group of 1- to 3-year-olds with severe peanut allergies were safely fed gradually increasing daily doses of a peanut protein flour to help accustom their immune systems to th...