Books like Trick or Treatment?
Simon Singh, Edzard Ernst
Trick or Treatment? is 352 pages, about 6 hours 27 minutes at 250 words a minute.
8 books to read next
How long each takes
Shivambu Kalpa 2.9 h 
Natural Cures "They" Don't Want You to Know About 10.5 h 
The Water of Life 2.5 h 
Planet Medicine 9.7 h 
New Choices in Natural Healing 12.6 h 
Reiki 5.3 h 
Illustrated Encyclopedia of Healing Remedies 9.1 h 
Complementary and Alternative Medicine Sourcebook 12.1 h Bar height shows length. Estimated at 250 words a minute.