Kundalini: Empowering Human Evolution: Selected Writings of Gopi Krishna Book

The first 2/3rds of this book were clear, beautifully-put passages that explained all the basics behind yogic philosophy for anyone with a low background in it, and it covered many of the points I learned over my yoga teacher training.

However, then he went into yoga and health, where he started to assert unfounded things like doing yoga while menstruating can cause cancer longterm and other things I just can't read and maintain respect for, and that had no evidence or sources to back the "medical" finding on.

Iyengar is a very advanced and accomplished yogi with a talent for explaining things in western terms, however in areas like that one his mindset is still very archaic in it's views....