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Nutrition basics

Electrolytes and our ‘water balance’

Electrolytes are vitally important to our health: when the amount of water in our bodies changes, it can cause levels of electrolytes to become too high or too low.

How to benefit from negative-energy foods

Some foods have such a low energy content that you can eat large quantities of them without risking weight gain. Here's how to use these foods to your advantage.

The fructose controversy

Some say high intake of fructose is to blame for obesity, cardio vascular disease and metabolic syndrome while others say is a sugar like any other. DietDoc investigates.

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Am I eating too much fat?

Are you consuming too much fat in your diet? Take this quiz to learn if you are at risk for being overweight, developing heart disease, diabetes and certain cancers?

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Medical marijuana »

'I used cannabis oil to cure my cancer' Could your doctor could be high? Dagga in medicine?

Medicinal dagga: the dangers can't be ignored

There is not sufficient evidence to support the potential medicinal benefit from cannabis use cautions an academic from Stellenbosch University.