Experiencing hair loss as a woman is extremely common. Women may experience hair loss or they may experience hair thinning and in some cases they experience both. This can be caused by a number of factors. For women, hormones can play a role, thyroid hormones as well as fluctuations due to menopause contribute. Nutritional deficiencies can be a culprit as well as poor overall health. Stress, genetics, behavior and chemotherapy have all been linked to hair loss. Figuring out what is causing your hair loss is the first step in solving the problem.