Did you know?
Thyroid conditions may make getting pregnant impossible.
Did you know?
Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.
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?
Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.
Did you know?
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
A comparison between chromosomes found in a normal human cell and a cancer cell from the same person
The amino acid sequences of whale myoglobin and the α and β chains of human hemoglobin
Time Line of Human History From Upper Paleolithic Period to the Present
Trace Elements of the Human Body
Mosaic X Chromosome Expression in Human Females
The photo is a cross-section of thickened human skin