Another interesting study linking meditation to improved health, but of all the "health kicks" mentioned, meditation has got to be the easiest, most pleasurable to add to your everyday life :

Health kick 'reverses cell ageing'

Going on a health kick reverses ageing at the cellular level, researchers say.

The University of California team says it has found the first evidence a strict regime of exercise, diet and meditation can have such an effect.

http://www.bbc.co.uk/news/health-24111357