How many hours of sleep should a person have? There is no definite answer to this question. Sleep needs vary from one individual to the other. Some people may feel fresh even after 5-6 hours of sleep while the others may be drowsy even after 10-11 hours of sleeping. The key to understand ones sleep needs is that if you are feeling tired, drowsy during the day time and are unable to concentrate on your work, then probably you need more sleep.

Getting the proper amount of sleep is very important to the human body. When you do not get the proper amount of sleep every day, you could suffer from a number of different problems, some severe.

The average person spends one third of their life sleeping. If you do not get enough sleep, concentration levels and response times may suffer.

Sleep disorders are very common, and can develop in anyone at any time. They can be caused by