Minor cases of brain swelling due to causes such as moderate altitude sickness or a slight concussion often resolve within a few days. In most cases, however, more treatment is needed quickly.

A brain abscess is a rare but life-threatening infection. Learn how advances in imaging, surgery, and diagnostics are ...

Bacterial meningitis kills within hours if untreated. Learn 8 critical warning signs that demand emergency care and how this ...

Encephalitis is a medical emergency. Learn the distinct, time-sensitive strategies for treating HSV, West Nile virus, and ...

6:45 p.m. April 22, 2025: Updated measles case data added. Measles is more than a rash, runny nose and a fever — it can cause brain swelling, blindness and wipe out the immune system’s memory ...

An inquest into the death of jockey Michael O'Sullivan has been told that the 24-year-old died of a severe traumatic brain injury, complicated by brain swelling with cerebral infarction, due to a ...