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Author Question: Approximately how much "dead" air remains in the airways between breaths? (Read 63 times) |
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.
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Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.
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You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.