1 Laboratory animal practice-Some veterinarians work in a university or industrial laboratory and are responsible for the care and treatment of laboratory animals of any species (often involving bovines, porcine species, felines, canines, rodents, and even exotic animals).
High estrogen levels in men contribute to prostate cancer and heart disease as well as gynecomastia (enlarged breasts).As the testosterone is transformed into estrogen the low levels of testosterone can cause many unpleasant symptoms including loss of muscle mass, fatigue, low libido, erectile dysfunction.s teenagers, men have high levels of testosterone and low levels of estrogen. As they age, testosterone levels in men decrease while their estrogen levels increase.
So estrogen can be directly responsible for weight gain. Estrogen is also the hormone in the female body responsible for ovulation. It is the reason women can produce eggs and these eggs fertilize with sperm to form a baby. Estrogen can increase due to many reasons including birth control pills and menopause. Birth control pills add to the existing hormone in the body and increase the womanâs appetite. This, in turn, leads to weight gain. In the case of menopause, hormonal fluctuations lead to an increase in appetite and eventual weight gain. During menopause, the body rapidly produces lesser hormones to stop ovulation.