CDC Leaves COVID Vaccination Up to Patients

The U.S. Centers for Disease Control and Prevention (CDC) has dropped its recommendation that all Americans receive routine COVID-19 shots, leaving the decision up to patients and doctors.

The shift follows new guidance from a panel of vaccine advisers appointed by U.S. Health Secretary Robert F. Kennedy Jr., who fired the CDC’s long...

Researchers Win Nobel Prize for Uncovering How the Immune System Protects Itself

Three immunologists have won the 2025 Nobel Prize in Physiology or Medicine for uncovering how the immune system prevents itself from attacking the body.

The discovery has opened new paths for treatment.

Immunologists Mary Brunkow, Fred Ramsdell and Shimon Sakaguchi discovered a special group of immune cells called regulatory T-cells...

Concussions Could Increase Dementia Risk Among Seniors

Seniors who get a concussion are more likely to develop dementia or falter as they age, a new study says.

Older folks who suffered a traumatic brain injury (TBI) had a higher risk of dementia, requiring home care services or admission to a long-term care facility, researchers reported Oct. 6 in the Canadian Medical Association Journal<...