For Everyone About Sleep Key points Good sleep is essential for our health and emotional well-being. Getting enough sleep and good sleep quality are essential for healthy sleep. The amount of sleep you need changes as you age. Talk to your healthcare provider if you have problems sleeping.

You spend about one-third of your life sleeping, but it’s still something many struggle with. Researchers and experts also struggle with it because of the mysteries surrounding how and why we sleep and what happens to us while we do.

Know when to contact your health care provider Nearly everyone has an occasional sleepless night. However, if you often have trouble sleeping, contact your health care provider. Identifying and treating any underlying causes can help you get the better sleep you deserve.

Talk to your healthcare provider if you regularly have problems sleeping or notice signs or symptoms of common sleep disorders. Your provider can run tests, including sleep studies, to tell if you have a sleep disorder.

It has a powerful, muscular body with a large head and paws, a long tail and orange fur with black, mostly vertical stripes. It is traditionally classified into nine recent subspecies, though some recognise only two subspecies, mainland Asian tigers and the island tigers of the Sunda Islands.

tiger, (Panthera tigris), largest member of the cat family (Felidae), rivaled only by the lion (Panthera leo) in strength and ferocity; it is a famous apex predator (meaning without a natural predator or enemy).