Longevity science

Getting plenty of calcium from foods has been shown to lower the likelihood of kidney stones in those most at risk, but a new study makes clear the benefit isn't just linked to milk products.

Older people who take vitamin D and calcium supplements may live a bit longer than their peers, according to an international review of several studies covering more than 70,000 people.

The percentage may sound small, but over a population, the numbers are significant.