Low estrogen can cause obesity. Obesity is caused by the body’s daily energy intake is higher than the energy consumed, the excess energy will gradually accumulate over time and become fat. Estrogen is involved in fat metabolism, when the female body estrogen level is low, will make the endocrine disorders, the body’s metabolism slows down, the consumption of fat is reduced, the body fat redistribution, there will be obesity. However, when a woman enters menopause, with the gradual decline of ovarian function, estrogen secretion decreases, and a series of menopausal symptoms such as hot flashes, sweating, irritability, etc. However, there are individual differences in menopausal symptoms, and some women will not gain weight. If obesity is caused by low estrogen, you can take appropriate estrogen supplements under the guidance of your doctor and have a reasonable diet and exercise to avoid continued weight gain.