A new study finds vitamin D supplements with or without omega-3s decreased the risk of autoimmune diseases by 22 percent compared to placebo.

As Omicron rapidly recedes, some countries are seeing a new version of the variant, dubbed BA.2

If you're a runner who likes to wear thick, cushiony running shoes, new reasearch is good news: They don't increase leg stiffness.

A new rapid test that can detect all known COVID-19 variants, including Omicron, could guide treatment and identify high-risk patients, researchers say.

College students who used social media excessively experienced worse physical health and reported visiting the doctor more often.

Using dried spots of blood from elephants is a viable way to evaluate their health, research shows.

A new study clarifies how the brain knows when to "take out the trash." The discovery may offer clues into the pathology of diseases like Parkinson's.

A new Harvard study has found that racial, ethnic minorities, and low-income groups in U.S. are exposed to higher levels of air pollution.