|
Author Question: Argentina provides a good example of how a country can emerge from an economic crisis as a stronger ... (Read 104 times) |
Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.
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.
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
On average, the stomach produces 2 L of hydrochloric acid per day.
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.