How Do Weighted Blankets Work? Weighted blankets provide a sensation known as ‘grounding’ that applies moderate pressure to the sleeper’s body and pushes them further into their sleep surface. Grounding also triggers the release of hormones that calm the nerves and lead to a good night’s sleep. The blanket’s weight is key for preserving sleep quality and getting an adequate amount of rest each night. Weighted blankets should be tailored to the individual user. Most adults reach optimal comfort levels using a blanket that weighs roughly 5% to 10% of their own body weight. Children may also use weighted blankets; for most kids, a blanket weighing 10% of their body weight will yield the best results. Weighted blankets carry health and safety risks for children under eight years of age; kids in this age group should avoid using a weighted blanket unless it has been prescribed by a physician or licensed therapist. Additionally, people with the following conditions should speak w...