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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

Coffee and wine for the win! »

Could heartburn drugs upset your 'good' gut bacteria? Life is a gut reaction

Good news! Coffee & wine may promote a healthy gut

Diverse bacteria help your gut stay healthy. Here's how what you eat and drink can help or harm that balance - and it's not all bad news.

I gave hubby HIV »

Giving babies antibodies promptly may eliminate HIV Vaginal ring to prevent HIV on the cards

I gave my husband HIV and watched him die

Stephanie van Niekerk unwittingly infected her husband with HIV and ended up having to watch him wither and die in front of her very eyes. This is Stephanie's story in her own words.