Scientists Redraw the Blueprint of the Body's Biological Clock

Reference:
http://www.sciencedaily.com/releases/2012/04/120405224456.htm

Summary:
The discovery of a major gear in the biological clock that tells the body when to sleep and metabolize food may lead to new drugs to treat sleep problems and metabolic disorders, including diabetes.


Critique:
Is there any bad affects to a human from taking the drug?


Impact:
this could help many people with sleep disorders, metabolic disorders, or diabetes.