Weighted blankets have been suggested as therapies for people with autism, anxiety, and other disorders. How Stuff Works asks, could they help with sleep?

One 2015 Swedish study found that a weighted blanket improved insomniacs’ sleep time and experience. (Note, the study was supported by a grant from a manufacturer of weighted blankets.) Another paper found that adults were calmed by weighted blankets, with 63 percent of the 32 participants reporting lower anxiety after using one. Since deep-touch pressure is reported to lower high heart rates and cortisol levels while increasing serotonin (a neurotransmitter that maintains mood balance), it makes sense that weighted blankets could help moderate the nervous system.

Now, it’s important to note that not every intervention works for every person. While some might find a heavy blanket comforting and soothing, others might find it a $300 way to feel like they’re being smothered.

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