Chuck Bluestein is a nutritionist, ethnobotanical herbalist and an expert on fasting. His website has information on colds and flus, losing weight, lemonade diet, healthy diet, fasting, depression self help, natural cures and how to be happier. <a href="http://www.phifoundation.org/fast.html" title="http://www.phifoundation.org/fast.html" target="_blank">http://www.phifoundation.org/fast.html</a>