Key points from article :
Largest analysis of the health effects of non-sugar sweeteners to date.
Little evidence to support claimed health benefits or increased harm from long term use.
No evidence that swapping to sweeteners could help obese patients lose weight.
Replacement of sugary drinks with artificial sweeteners helps prevent weight gain in children.
No link found to increased cancer risk.
Highlighted lack research on the long-term health effects of sweeteners.
Meta-analysis of 56 studies published in The BMJ.
