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.
Did you know?
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.
An Overview of Perceptual, Stimulus–Response (S-R), and Motor Learning
How to sketch a quadratic equation that is in standard form (Question 2)
“Fight or Flight” Response
math question
Hypersensitive Response
X-linked eye-color phenotypes in Drosophila melanogaster