A trial on 163 heart failure patients found supplements of the vitamin, which is made in the skin when exposed to sunlight, improved their hearts' ability to pump blood around the body.
http://www.bbc.co.uk/news/health-35959556
Of course that doesnt say it does anything for people with normal hearts but the controls were also people with heart failure, maybe they'll test it on normal hearts next.
http://www.bbc.co.uk/news/health-35959556
Of course that doesnt say it does anything for people with normal hearts but the controls were also people with heart failure, maybe they'll test it on normal hearts next.