Obstructive sleep apnea, or OSA, is a sleep problem that many people around the world have. It happens when the muscles in your throat relax too much during sleep. This causes your airway to get ...

Researchers find long COVID brain effects vary by country, suggesting many cases may go underrecognized in lower-resource ...

New research suggests that the brains of people with Long COVID and Myalgic Encephalomyelitis/Chronic Fatigue Syndrome ...

People with early signs of heart problems are more likely to have brain changes associated with dementia, researchers reported Wednesday in the journal Neurology. Adobe stock/HealthDay Heart disease ...

THURSDAY, May 29, 2025 (HealthDay News) — Difficulty sleeping after a mild stroke could be a sign of continuing brain health problems in some people, a new study says. Stroke victims who spent more ...

Mild cognitive impairment is linked to blood vessel dysfunction in the brain's temporal lobes -- the seat of memory -- according to a new study. The findings, seen in people with and without signs of ...

FRIDAY, Jan. 23, 2026 (HealthDay News) — Brain tumors are abnormal growths of cells in or around the brain. They can be ...

Scientists found our brain may organize behavior by activity patterns rather than fixed regions, reshaping how brain control ...

Time in space affects the body, but research has found that it can also quite literally affect the mind, prompting questions ...

Most people have seen pictures of the brain and know that brain damage can cause a wide range of problems from weak and paralyzed limbs to memory and speech problems, but the rest is a mystery. For ...