What is Guillain-Barré syndrome? Guillain-Barré syndrome (GBS) is also called acute inflammatory demyelinating polyradiculoneuropathy (AIDP). It's a neurological disorder in which the body's immune ...

Chronic fatigue syndrome — also known as myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) OR systemic exertional intolerance disease (SEID)— is a serious, chronic illness that can ...

In a small study, patients with the syndrome were more likely to experience reactivation of Epstein-Barr virus and high levels of a coronavirus protein. By Apoorva Mandavilli The Covid-19 vaccines ...

Using hormonal birth control methods, such as "the pill," may increase users' risk of blood clots, strokes and heart attacks, a new study has found. However, even then, a person's overall risk of ...