Diseases, Conditions, Syndromes

Long COVID poses risks to vaccinated people, too

Even vaccinated people with mild breakthrough COVID-19 infections can experience debilitating, lingering symptoms that affect the heart, brain, lungs and other parts of the body, according to new research from Washington ...

Health

Alcohol withdrawal can be deadly – here's why

Alcohol damages the brain, heart, liver and pancreas, and it increases the risk of some cancers, such as mouth and bowel cancer. It also weakens the immune system, making people more vulnerable to infectious diseases, such ...

Health

Sleep loss lowers testosterone in healthy young men

Cutting back on sleep drastically reduces a healthy young man's testosterone levels, according to a study published in the June 1 issue of the Journal of the American Medical Association (JAMA).

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