|
|
About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.
Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.
After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
![Sibling relationships can be intense, in terms of both having fun together and engaging in conflict.](https://biology-forums.com/gallery/47/medium_667187_21_02_17_7_47_30_25676482.png)
![Women have the role of kinkeeper in almost all cultures. This may cause them to react to stress by ...](https://biology-forums.com/gallery/27/medium_660366_08_04_17_10_05_19_275551409.jpeg)