Sleep is essential for a person’s health and well-being. It is one of the major components of fitness. Yet sleep remains the forgotten component of fitness. We should never underestimate how important adequate sleep is in relation to good fitness. Insufficient sleep increases ones vulnerability to illness, accidents, irritability, conflict, and depression.
Researchers recommend about 7 – 8 hours of sleep daily to maintain good health. Everyone’s individual sleep needs vary. Some people need a great deal of sleep, while others require only a minimum amount of sleep. Any individual should be able to get the amount of sleep necessary to feel alert, healthy, and totally fit. In general, babies sleep about 14-15 hours, while adults need only 7-8 hours each night. Most kids between the ages of 6 and 12 need approximately 10 to 11 hours of sleep. Some kids might need more and some may need less.
Importance of Sleep
During sleep our body is restored and renewed and a good deep sleep helps to increase the levels of important human growth hormone that is important for the maintenance and repair of our muscles. Yawning, rubbing eyes, even falling asleep at work or school are sure signs of missing a major component of fitness – sleep.
What happens when your body gets too much or too little sleep?
The brain causes stress on the body and you become easily irritated and grumpy. Adequate sleep gives your brain a chance to sort things out. It is believed that while you sleep the brain gets enough time to sort and store information, replace chemicals or correct imbalances, and solve problems in the body.
Few reasons why you should not scrimp on sleep:
- Cardiovascular Health – Sleep disorders have been related to coronary heart diseases, hypertension, increased stress hormone levels, and irregular heartbeat.
- Sleep deprivation affects our immune system. Good sleep helps to enhance the activity of the body’s killer cells. Keeping up with sleep may also help fight cancer.
- Mood - Sleep loss may result in irritability, impatience, inability to concentrate, and moodiness. Too little sleep can also leave you too tired to do the things you like to do.
- Learning & Memory - Sleep helps the brain commit new information to memory through a process called memory consolidation. Studies suggest that when you are asleep, your brain shifts memory to more efficient storage regions. Consequently, when you awaken, memory tasks can be performed both more quickly and accurately, and with less stress and anxiety.
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