Stage 1 is the beginning of the sleep cycle and is a relatively light stage of sleep. Stage 1 can be considered a transition period between wakefulness and sleep. Stage 2 is the second stage of sleep and lasts for approximately 20 minutes. During stage 2 sleep, You become less aware of your surroundings.Body temperature drops. Breathing and heart rate become more regular. During stage 3 sleep: Muscles relax. Blood pressure and breathing rate drop. Deepest sleep occurs. During REM sleep: The brain becomes more active.
The body becomes relaxed and immobilized. Dreams occur. Eyes move rapidly.
Less people will have to inhale the second smoke from others due to smoking in public. Many people could have less health problems due to lack of second hand smoke inhalation
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Answer:
no
Explanation:
Infectious diseases are disorders caused by organisms — such as bacteria, viruses, fungi or parasites. Many organisms live in and on our bodies. They're normally harmless or even helpful.
Getting sick is an inevitable part of life, but with the right understanding you can help fight off illnesses, and prevent them in the future.