Paleopathology (palaeopathology, traditional British spelling) is the study of ancient health and disease. The field is interdisciplinary, stretching from art history to paleontology and from parasitology to genomics.
In addition, low estrogen levels can adversely affect the vagina, causing thinning of the walls and dryness, which can lead to painful sex. The lining of the urethra also thins, leaving the body susceptible to infections like UTIs. Symptoms of low estrogen may include: 1  Fatigue. 2  Hot flashes. 3  Night sweats. 4  Memory lapses. 5  Difficult concentrating. 6  Joint pain. 7  Vaginal dryness. 8  Dry skin (which can lead to premature aging, wrinkles, and brown age spots).
Estrogen is a normal and essential hormone for both women and men, but the more estrogen there is circulating in the blood, the greater the driving force behind some kinds of breast cancer. When women adopt a low-fat diet, their estrogen levels drop noticeably in a very short time.