Restless legs syndrome (RLS) causes a powerful urge to move your legs. It is a common condition. MedlinePlus website is ad-free.
“Your Guide to Healthy Sleep” is perhaps everything you ever wanted to know about sleep – what sleep is and what it does for you, sleep’s role in learning and memory; sleep disruptions and disorders. Find out about adenosine and melatonin. Links to help you find a sleep center and sleep medicine specialist. Updated 2011 by the US National Heart Lung & Blood Institute (NHLBI); 72 pages
MedlinePlus Medical Encyclopedia provides greater detail on sleep apnea. Addresses causes of Obstructive Sleep Apnea (OSA), symptoms, tests, treatment and more. Reviewed January 2022.
MedlinePlus website on sleep problems and disorders. Sleep is vital to your health. Find out more about insomnia, circadian rhythm, melatonin, sleepwalking, narcolepsy and more
Find a sleep medicine specialist. These are physicians (MDs and DOs) and PhDs who were certified in 2006 or earlier, by the American Board of Sleep Medicine (ABSM). It is a lifetime certification that does not expire. They have passed the exam, and displayed a comprehensive understanding of the diagnosis and treatment of sleep disorders. Note, the site states: “Doctors certified in sleep medicine during or after 2007 were not certified by the ABSM. For confirmation of these certifications please contact the board under which the doctor was certified.” This site lists diplomates by name, but no search function by city
Find an accredited Sleep Center that is also a member of the American Academy of Sleep Medicine (AASM). SleepEducation.org