Medical research

Solving a biological puzzle: How stress causes gray hair

When Marie Antoinette was captured during the French Revolution, her hair reportedly turned white overnight. In more recent history, John McCain experienced severe injuries as a prisoner of war during the Vietnam War—and ...

Oncology & Cancer

Immune response against skin-dwelling viruses prevents cancer

Viruses get a bad rap as potential cancer-causers, but at least one class of viruses that commonly live on human skin—so-called "low-risk" human papillomaviruses—appear to play an unwitting role in protecting us against ...

Immunology

Needle-free flu vaccine patch effective in early study

A new needle-free flu vaccine patch revved up the immune system much like a traditional flu shot without any negative side effects, according to a study published in the Journal of Investigative Dermatology. Though the research ...

HIV & AIDS

Heavy drinking and HIV don't mix

Heavy alcohol consumption (three drinks or more/day for women and four drinks or more/day for men) is linked to alterations in immune function among people with HIV.

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