Why you can’t trust 'diet tricks' in studies – but you shouldn’t write them off either

New research has found that dining under bright lights makes you eat healthier - or does it?

Weird science: running barefoot can improve your working memory

Every step you take, you get closer to remembering if you fed the cat.

Does a diet full of vitamin C really prevent you from catching a cold?

In short, no - the vitamin C and common cold link is one of the biggest myths in health care.

Probiotics probably don’t work if you're already healthy

From capsules to milk and yoghurt, probiotics are big business. But do they work?

Women get more sleep than men on average

Study reveals the countries that get the most – and the least – amount of sleep

Your background has a profound effect on how much shut-eye you get.

You can never wash the bugs off your skin

Those antibacterial soaps only scratch the surface of what's crawling on your skin.

Only half of your friends consider you a friend in return

Turns out that humans are pretty bad at telling who their friends are.

The simplest weight loss trick of all: drink water before eating

Just two cups half an hour before eating could dramatically improve your efforts.

Study finds 'The Biggest Loser' contestants now have super-slow metabolisms

Researchers have found that contestants from the US version of the show face an uphill battle afterwards.

Just one minute of intense exercise is as good as 45 minutes of endurance training

Strike up another science-backed win for high-intensity interval training.