7 to 8 hours @ night
About 7-8 hours is the normal healthy amount of sleep.
13 hours, which is entirely too much for a healthy person.
The average person should be getting around 8 hours of sleep but teenager's sometime's need more. I would sudgest a steady 9 hours of sleep.
You should sleep 9 hours
Eat healthy have plenty of sleep and do a lot of sports. You can't really control how much you grow though but these will increase how much you grow.
While sleep requirements vary slightly from person to person, most healthy adults need seven to nine hours of sleep per night to function at their best. Children and teens need even more. And despite the notion that our sleep needs decrease with age, most older people still need at least seven hours of sleep.
if you are a kid you should get 12 hours of sleep
Your dog should get regular amounts of sleep. 3-6 hours is recommended. If unsure, call your local veterinarian for advice. A comfy bed will give your dog advanced sleep. Do fluff the bed regularly.
it differs from person to person, but it is almost certain that the average person needs 8 hours of rest or sleep in every 24 hours.
The amount of sleep a person requires can vary. Some people function well with six hours of sleep while some require ten. Eight hours is generally considered the norm. The quality of sleep is also important; During healthy sleep you engage in REM (rapid eye movement) sleep. This is when you dream. Healthy sleep is essential as it is during this time that many of your bodies healing and growth occur. You should be able to tell if your getting sufficient sleep by how tired you feel during the day. You can sleep too much, just as you can sleep too little. Adjust accordingly, but again, eight hours is considered the norm.
It really depends on your body proportions, but anywhere around 140 is healthy.
Dream sleep generally is considered as a good sleep. Dreamless sleep occurs when the person is very much tired. That sleep affects the person in a negative manner.