The Oxygen Advantage: The Simple, Scientifically Proven Breathing Techniques for a Healthier, Slimmer, Faster, and Fitter You

by Patrick McKeown

A strong air shortage is necessary to increase your BOLT score from 20 to 40 seconds. Please note the following important points about increasing your BOLT score: • You will feel better each time your BOLT score increases by 5 seconds. • The general progression is for a BOLT score to increase by 3 to 4 seconds during the first 2 to 3 weeks. When your BOLT score reaches 20 seconds, it is normal for the progression of your BOLT increase to slow down. It is not uncommon for a BOLT score to remain “stuck” at 20 seconds for 8 to 10 weeks. In order to increase a BOLT score from 20 to 40 seconds, it is necessary to perform physical exercise while incorporating the techniques in this book.