|
|
Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.
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.
Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
Excessive alcohol use costs the country approximately $235 billion every year.
The human body produces and destroys 15 million blood cells every second.
![A whale off Australia on the spring migration, feeding on krill by turning on its side and propellin](https://biology-forums.com/gallery/47/medium_27599_22_04_12_6_39_19.jpeg)
![The parathyroid glands. These four glands are located on the posterior side of the thyroid gland. Th](https://biology-forums.com/gallery/47/medium_14755_28_08_12_1_42_27_8234754.jpeg)
![A fuel heater is part of the fuel filter and water separator located on the frame rail of a Ford ...](https://biology-forums.com/gallery/29/medium_548020_25_05_17_3_34_55_295362478.png)