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The immune system

Why do we lose our appetite when we are ill?

Researchers from Stellenbosch University are calling for a reassessment of the medical practice of force-feeding ill patients. They argue that loss of appetite may be one of nature's bug-fighting mechanisms.

Who needs to supplement?

Is it really necessary to take vitamin and mineral supplements if you follow a balanced diet? Well, it depends on your situation, really. Here's some sound advice from DietDoc.

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Live healthier

Gut health »

Can't lose weight? Blame it on your gut

Our nutrition experts weigh in on why gut health is such an important factor in weight loss, on World Obesity Day.

Sleep better »

Yes, there is such a thing as too much sleep

A new study confirms that too little sleep can impair your brain, but interestingly, too much sleep is also a problem.