Amazing DIY Breathing Device: Breathing Retraining Manual

By Artour Rakhimov

Your health mainly depends on one factor only: your body oxygen level that is measured using the body oxygen test. If you have more than 30 seconds for the body oxygen test, you do not need this book... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 1490979409
• ISBN13: 9781490979403
• Release Date: April 2012
• Publisher: Createspace Independent Publishing Platform
• Length: 138 Pages
• Weight: 0.50 lbs.
• Dimensions: 0.3" x 6.0" x 9.0"