|
|
IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.
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.
Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).
About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.
![Male Turkmen in the wealthier half of the population had higher fertility rates than those in the po](https://biology-forums.com/gallery/47/medium_273688_23_02_15_8_11_09_20873859.jpeg)
![Men and women report having fewer days with stressors as they go from middle to older adulthood, and ...](https://biology-forums.com/gallery/27/medium_660366_08_04_17_10_05_19_27557730.jpeg)