|
|
As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.
Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
There are approximately 3 million unintended pregnancies in the United States each year.
Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.
![The cranium of a young infant changes dramatically in shape with age. Initially the child has severa](https://biology-forums.com/gallery/47/medium_273688_23_02_15_8_21_31_209031597.jpeg)
![The strange situation. The Strange Situation features a series of episodes in which (a) the mother l](https://biology-forums.com/gallery/47/medium_102911_23_06_15_12_00_56_22102589.png)
![How many potential risks to the health of the embryo and fetus might a mother encounter in an urban ...](https://biology-forums.com/gallery/47/medium_637842_18_01_17_5_49_28_244862183.png)