Pourquoi utiliser un coussin de genou?

The most common sleeping position is on your side, with you legs and hips aligned and flexed. Because this position leaves your upper leg unsupported, the top knee and thigh tend to slide forward and rest on the mattress, rotating the lower spine.

 

According to the U.K. Sleep Assessment and Advisory Service, which conducted a survey of 1,000 people, approximately 41 percent sleep on their sides in a fetal position. Women are twice as likely as men to sleep this way, as per the results. Television physician Dr. Mehmet Oz, believes sleeping on your side in a Position foetale is the healthiest position for sleep because it complements the spine's natural curve. If you’re a side sleeper who suffers from back pain, hip pain or spine osteoarthritis, pull your legs toward your chest, The key is to keep your spine in a neutral, naturally curved position. Lie on your side and put a slight bend in your knees, stacking your hips in a straight line. Place a Oreiller de genou entre vos genoux. (letting your top hip flop forward will rotate your lumbar spine, fueling more pain) Livestrong

By making simple changes in your sleeping position, you can take strain off your back. If you sleep on your side, draw your legs up slightly toward your chest and put a Oreiller entre les genoux and legs. Clinique Mayo