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The Body

Snakes' eyes could give us super eyesight

A new study of snakes’ eyes will inspire researchers to develop a new type of contact lens that can repair itself as well as provide users with optimal vision

Surgery gives you jetlag

The inner clock of patients who undergo surgery is disrupted in the same way as when flying eastwards over several time zones. This jetlag stresses their already severely tried bodies enough to be life-threatening.

Fast cyclists live longer

It pays to pedal hard when cycling from A to B. Doing so can extend your life by up to five years, say researchers.

Vitamin D prolongs life

A type of Vitamin D known as D3 helps elderly women live longer, according to a review of the entire scientific literature.