Links to the headlines. Baby brain doesn't exist and the condition is all in mum's mind, say scientists. Daily Mirror, April 7 2015. 'Baby brain' DOESN'T exist: Tests reveal pregnant women and new mothers suffer no decline - leading scientists to declare the condition is 'all in the mind'.
Low Estrogen Premenstrual Symptoms. Low Estrogen Premenstrual Symptoms. While low progesterone is the most common hormone imbalance responsible for PMS and PMDD, and testosterone excess or deficiency may be involved in many cases, low estrogen function may also be contributory to premenstrual symptoms.
PMS is due to the production of estrogen and progesterone in the early stages of the menstrual cycle prior to period bleeding. Nausea is a common symptom of PMS. It is also very common for women to feel nausea at the point in their menstrual cycle when they ovulate.