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Hazards and disasters

Radon is a silent killer. Could it be in your home?

Radon is a dangerous radioactive gas that can cause lung cancer. It has no smell, colour or taste and it can seep into your home from the ground, via water and building materials. Why is SA's government not alerting the public to the dangers and just how worried should we be? Health24 takes a closer look.

Evolution driven by environment

A series of rapid environmental changes in East Africa roughly 2 million years ago may be responsible for driving human evolution, says researchers.

Paraffin lamps high carbon emission

The small kerosene lamps that light millions of homes in developing countries have a dark side: black carbon – fine particles of soot released into the atmosphere.

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Live healthier

Switch the caffeine for calm »

Two minutes to healthy winter eating Winter exercise lifts spirits

Quit coffee for yoga – 3 postures to energise your day

If you are like most westerners, and use coffee as a means to kick start your pressure filled day, consider trading caffeine for calm.

It’s not you, it’s your brain »

Sleepless nights may fuel daytime Facebook binges Will brain freeze ice up your brain?

Why do you get first-night jitters in a different bed?

If you can’t sleep properly on the first night in a new place, rest assured it’s not you, it’s your brain.