Is sleep quality genetic?

They have found 47 links between genetic code  and the quality of good sleep. They are the University of Exeter in England. They looked at 90,000 participants. They wore accelerometers for 7 days. They found serotonin production is linked to good sleep. So lets get you on an organic mattress from The Organic Mattress Store, and get on top of this mess were all in when it comes to lousy sleep.Forget about that Avacado mattress, or Casper.    1-484-851-3636