The science of timing drugs to our Body Clock
13 May 2014 Last updated at 18:35
Fergus Walsh, Medical correspondent Article written by Fergus Walsh Medical correspondent
Being in tune with your natural Body Clock is about a lot more than knowing whether your are a "lark" or an "owl".
As the BBC's Day of the Body Clock has shown, it can also have a profound effect on our health.
Doctors are becoming increasingly interested in the science of chronotherapy - aligning medical treatment to our circadian rhythms.
Cancer and rheumatoid arthritis are two disease areas where chronotherapy is showing promise.
http://www.bbc.co.uk/news/health-27398730