With one can of cool drink containing six teaspoons of sugar – your recommended sugar intake for the day – there is a need to reduce the number of sugar-sweetened beverages South Africans consume.
It affects nearly one in five women, and half go on to develop type 2 diabetes. It's one of the great intervention opportunities that public health overseers keep ignoring.
David Cameron dismissed the idea of a tax on sugary drinks, but perhaps he should have listened to the experts.
For many obese people, the message that physical activity is more important than managing weight is not only unhelpful but also not true.
Nearly 40,000 cancers diagnosed in Australia can be prevented if people avoid known risk factors for the disease, according to research published today.
Diabetes medications can have real benefits but there are still some nagging unknowns about their effects.
While a single, smaller portion leads people to eat less, having multiple smaller portions on offer appears to lead some people - notably the diet-conscious - to eat more.
Dear Fat People video goes viral but it's another sad example of how acceptable it has become to belittle people while pretending it's for their own good.
By bidding the price of unhealthy food down, fast food marketers are normalising everyday consumption.
Proposed regulations to have nutritional labels on the front of prepacked foods can give South African consumers a chance to make better food choices.
Why the way we gather influential data on diet is inherently flawed.
Scientists seem to have cracked the code behind the heritability of obesity.
Large supermarkets are undoubtedly very convenient, with a huge variety of products on offer. But evidence suggests their size prompts us to shop less often and buy more on each trip.
Aspirin reduces cancer risk in overweight people with an inherited condition, but the findings could be relevant to the rest of us too.
The harshest cuts have yet to happen, but the bite is already being felt.
There are two extremes of malnutrition at play among South Africa's youth - both under nutrition and over nutrition.
Globally, evidence points to children becoming less active because they would rather play computer games than be outdoors.
Crusaders have been warning about the evil effects of sugar for hundreds of years,
with no positive effect on our health.
As more and more babies are delivered by cesarean section, we need to start investigating what that means for their long-term health.
Heavier people are less likely to be hired and more likely to be fired – and some of this may begin at school.