Positional Therapy: Sleep Apnea & the Tennis Ball Technique

A new study from Australia examined long-term compliance with the tennis ball technique in people with obstructive sleep apnea. The results were published in the Journal of Clinical Sleep Medicine.What is the tennis ball technique? It is a simple method of positional therapy that helps you avoid sleeping on your back. It was first introduced in the early 1980s.A tennis ball is fastened to the