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 ...

Health

How cannabis and cannabis-based drugs harm your brain

Long-term use of either cannabis or cannabis-based drugs impairs memory say researchers. The study has implications for both recreational users and people who use the drug to combat epilepsy, multiple sclerosis and chronic ...

HIV & AIDS

Single dose of antibodies can knock out HIV in newborns

A single dose of an antibody-based treatment can prevent HIV transmission from mother to baby, new nonhuman primate research suggests for the first time. The findings are being published in the journal Nature Communications.

Arthritis & Rheumatism

Drug combo reverses arthritis in rats

People with osteoarthritis, or "wear and tear" arthritis, have limited treatment options: pain relievers or joint replacement surgery. Now, Salk researchers have discovered that a powerful combination of two experimental ...

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