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Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

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The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

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Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

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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.

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The familiar sounds of your heart are made by the heart's valves as they open and close.

Changes in cell shape due to alterations in intracellular fluid volume. Changes in cell shape due to alterations in intracellular fluid volume.
During a total solar eclipse, the solar corona can be seen with the naked eye, during the brief peri During a total solar eclipse, the solar corona can be seen with the naked eye, during the brief peri
Water (Its Volume Expansion Upon Freezing) Water (Its Volume Expansion Upon Freezing)
Expansion Ratios for Liquefied Compressed Gases Expansion Ratios for Liquefied Compressed Gases
Heating the amosphere with no greenhouse gases Heating the amosphere with no greenhouse gases
GDP per Capita versus Carbon Dioxide Emissions per Capita GDP per Capita versus Carbon Dioxide Emissions per Capita
Video: Language Areas Animation

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