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Author Question: What do we call the bright, sphere-shaped region of stars that occupies the central few thousand ... (Read 25 times) |
Everyone has one nostril that is larger than the other.
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.
Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.
Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.