At a certain point, a strict diet - even when it seems healthy - can become dangerous, says a dietitian.
Researchers have found that people who form strong bonds with their dogs tend to exercise more often and for longer.
A finger-prick test for TB, which will give rapid results, is being developed at Stellenbosch University.
Scientists found that just one hour of singing significantly increased levels of immune proteins that the body uses to battle serious illness.
A major study has found that people who doctors say are overweight now have the lowest risk of dying from any condition.
Homeopathy could be putting people's lives at risk, the American Chemical Society says. [VIDEO].
South Africans who test HIV-positive will no longer have to wait for their CD4 count to drop before they receive ARVs.
Both sexes saw their brain function impaired when their sleep was disrupted in a study - but the effects were greater in women.
Dermatologist Prof Ncoza Dlova talks to Omeshnie Naidoo about the most common skin disorders faced by South Africans.
A thin, invisible 'second skin' could treat eczema and hide wrinkles, researchers say.
Urgent action is needed to combat a yellow fever epidemic in Africa, academics have warned.
Science has shown that for every minute you walk, you increase your lifespan by one-and-a-half to two minutes.
Eating a junk food diet - or one high in fat - can be as damaging to the kidneys as diabetes, according to a new study.
Seeing e-cigarettes in shops and in adverts may influence teenagers into lighting up, study says.
Cara-cara's aim is to break down barriers to psychology treatment.