Learn to position your head, throat and neck for maximum comfort and grace in a variety of poses that typically challenge the neck. Props: Blanket, 2 blocks. The information contained on YogaGlo's website is of a general nature and cannot be a substitute for the advice of a medical professional. We urge you to consult with a physician or other health care professional before engaging in any physical activity, regimen, routine, program or exercise that may be presented in these materials. YogaGlo does not give medical advice or engage in the practice of medicine.