The Health directory covers specific information about health such as child health, addictions, medicine, nursing, yoga, weight loss, pharmacy, reproductive health, specific substances.

Chocolate

Listings
Includes history, list of pharmacologically active ingredients, and information about the chemistry.
http://www.chemsoc.org/
Source of chocolate and health information for researchers, health professionals, and health communicators.
http://www.chocolateinfo.com/
Report about research studies by Daniele Piomelli and Adam Drewnowski on the effects of chocolate on the brain.
http://www.sciencenews.org/
Information about cacao, history, production, and health effects.
http://www.exploratorium.edu/