[Hatha Yoga]

Its a good idea to go on google or amazon and look up hatha yoga books. Then look for the one with the best review.

[Chronic Fatigue, Possible causes?]

I also dealt with chronic fatigue. I am experimenting with the Ayurvedic diet and my energy level has become much higher. I have been very active and productive this past week because of it. Its not a "one size fits all" diet. It explains how to customize your diet to your body type. I highly recommend it. The particular book I am experimenting from is "Ayurveda (Idiot's Guides)" by Sahara Rose Ketabi