Close Your Mouth is a self-help book containing complete instructions for the Buteyko Method for asthma, nasal congestion and snoring.
Without a doubt, the Buteyko Method is the most effective and direct way to reverse asthma, as shown through four clinical trials that resulted in 70% less coughing and wheezing, 90% less need for reliever medication and 50% less need for preventer medication within twelve weeks.