Medical research

The rhythm of everything

Dawn triggers basic biological changes in the waking human body. As the sun rises, so does heart rate, blood pressure and body temperature. The liver, the kidneys and many natural processes also begin shifting from idle into ...

Diseases, Conditions, Syndromes

Searchers map the global spread of drug-resistant influenza

In the new movie "Contagion," fictional health experts scramble to get ahead of a flu-like pandemic as a drug-resistant virus quickly spreads, killing millions of people within days after they contract the illness.

Diseases, Conditions, Syndromes

UN agency warns on mutant bird flu in China, Vietnam

The UN Food and Agriculture Organisation (FAO) on Monday warned about a new mutant strain of the deadly bird flu H5N1 virus in China and Vietnam, saying there could be a "major resurgence" of the disease.