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.
Less common symptoms of low estrogen levels include: 1  Thinning hair. 2  Weight gain. 3  Arthritis. 4  Difficulty concentrating.
1 Use birth control pills that have a lower dose of estrogen to reduce the drop in estrogen during the placebo days. 2  Take NSAIDs and triptans during the placebo days.  Take a low dose of estrogen pills or wear an estrogen patch during the placebo days.