You know those tests that tell you which character type you are by the position you prefer to sleep in? I wish they also explained that not all of them are good for you. Sleeping on your stomach, tummy, belly, abdomen, gut, the front of your back etc. is comfortable for sure, but it’s also bad for your health, and sometimes – even dangerous. For example, if a person has problems with their heart, sleeping on their stomach adds extra stress on it, causing an excessive heart rate and a rise of arterial pressure. For people who have bad cholesterol, and whose arteries are potentially blocked with plaque, this position can also be dangerous. And what about the face? When you wake up after sleeping a whole night on your tummy and look in the mirror… yes, all the creases on the bedsheet are imprinted on your cheeks and forehead…