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Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Positron emission tomography (PET) image showing the difference in the metabolic activity of the bra Positron emission tomography (PET) image showing the difference in the metabolic activity of the bra
Hyperopia (farsightedness). In the uncorrected top figure, the image would come into focus behind th Hyperopia (farsightedness). In the uncorrected top figure, the image would come into focus behind th
Tooth anatomy Tooth anatomy
Functional magnetic resonance image (fMRI). This image illustrates the areas of cortex that became ... Functional magnetic resonance image (fMRI). This image illustrates the areas of cortex that became ...
Image Image
The Retinal Image The Retinal Image
Video: Digestive System Animation

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