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Suppressed immune response might delay symptoms, experts say

Changes designed to minimize leaks

Serotonin finding conflicts with conventional wisdom, researchers say

Study finds a 'vicious circle' where decline in exercise exacerbates the disease

Men who ate more performed poorly on word recall test

Experts often recommend this breast-conserving surgery, but many with early disease still choose mastectomy

Employment gap widens over time, study finds

If first-degree relative has the nervous-system disorder, chances of having it can triple, study says

Study finds aerobics or strength training can improve blood sugar levels, lower body fat and waist size