Most of us know the feeling of lying awake at night, trying hard to fall asleep but being shunned by it. Sleeping disorders can be caused by a lot of physical as well as mental problems, that are either ignored or of which we have no idea at all.
Sleeping well at night is a big sign toward the fact that your health is at its best or rather near best but sleepless nights are clear indication of the fact that there is something the problem with your health that needs to be diagnosed and treated.
Some of the strangest sleep disorders that doctors have recorded over the years are Nocturnal Lagophthalmos (sleeping with your eyes open), Fatal Familial Insomnia (prevent people from sleeping, leading to nervous breakdowns ), Homicidal Somnambulism (Committing murder while sleepwalking), Kleine-Levin Syndrome (causes one to sleep for 22 hours continuously or more), etc.