|
|
Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.
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.
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.
The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.
![Successful agriculturalists must have a basic understanding of landscape structure and process. Thes](https://biology-forums.com/gallery/47/medium_33_19_02_12_5_39_50_20551322.jpeg)
![Horses too young to be ridden are trained to accept a halter, taught basic skills, manners, and beco](https://biology-forums.com/gallery/47/medium_27638_22_04_12_8_43_08.jpeg)