Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.
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It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.
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Cyanide works by making the human body unable to use oxygen.
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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
An Overview of Perceptual, Stimulus–Response (S-R), and Motor Learning
Physiological Stress Response (cont.)
Schematic diagram showing polyclonal response by B cells against linear epitopes.