Conch shell blowing for sleep apnea relief: Ancient fix? Conch shell blowing, also known as shankh blowing, is an ancient Indian breathing technique now showing promise as a sleep apnea treatment. This intriguing obstructive sleep apnea therapy may offer a simple, low-cost alternative for those struggling with CPAP machines. Conch Shell Blowing for Sleep Apnea … Continue reading Conch shell blowing for sleep apnea relief