HealthCalorie restriction may extend lifespan by changing your sleep Cutting the calories you eat by 15 per cent may make you live longer – and it could be because it makes your body shut down more deeply during sleep News
LifeLiving on the veg: Should we all go vegan? Veganism is trending but is it just the latest food fad, or do claims that it's better for your health and that of the planet stack up? We dig into the evidence Features