|
Author Question: A carpenter often works long hours, and they also have to work in all kinds of weather. a. ... (Read 68 times) |
If you could remove all of your skin, it would weigh up to 5 pounds.
There are 60,000 miles of blood vessels in every adult human.
People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.
Cyanide works by making the human body unable to use oxygen.
People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.