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).
Estrogens are hormones produced by the body. Among other things, estrogens help develop and maintain female organs. When your body is in short supply of this hormone, replacing it can ease the uncomfortable changes that occur in the vagina, vulva (female genitals), and urethra (part of the urinary system).