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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
If you could remove all of your skin, it would weigh up to 5 pounds.
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.
Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.
For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.