Send us Fan Mail S6 E136 - Why Your CPAP Isn't Working: The 4 Endotypes of Apnea Explained Struggling with your CPAP machine? You’re not alone! Discover why CPAP works wonders for some, but leaves others frustrated. In this episode of Sleep Takeout, we break down the 4 unique "endotypes" of Sleep Apnea and explain the new precision medicine approach to treating it. If you've ever felt like your sleep apnea treatment isn't quite fitting your needs, this episode is for you. Sleep apnea isn’t ...