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Author Question: Excessive corrosion on an electrical connector ___________. A) Can cause lights to be dim B) Can ... (Read 94 times) |
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.
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.
A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.