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.
1 Thyroid Stimulating Hormone (TSH) â causes the thyroid gland to produce thyroid hormone, which regulates body metabolism and is essential for normal growth.  Adrenocorticotropic Hormone (ACTH) â causes the adrenal glands to produce cortisol (stress hormone) and other hormones that enable the body to respond to stress. Too much cortisol will cause growth failure in a child.