Question: I am curious what the biggest misconception is about sleep apnea. And have you found that low Vitamin D is a source of neurological problems? This seems to be something that many thyroid patients suffer from and are sometimes unaware of. To read more on this topic, check out the comments following Heide’s question… Continue reading Ask Rash: Misconceptions About Sleep Apnea and The Neurological Effects of Vitamin D Deficiency