Because transvaginal ultrasound actually allows you to see your ovaries, you can measure the size of your follicles, identify when the dominant follicle is selected, and see when the egg is released from the ovary into the Fallopian tube.
Low magnesium levels in the body put a drain on calcium supplies. Once calcium is exhausted, nerves cells stop functioning. Magnesium acts as a depressant calming the nerves and inducing sleep. Calcium has a role in making muscles contract while magnesium is needed to make the muscles relax. When magnesium levels are low, a person may experience symptoms, such as irritability, muscle twitching and nervous fatigue.
The same is true for magnesium and premenstrual bloating: whereas taking magnesium supplements helps offset premenstrual water retention, diuretic drugs deplete your magnesium, making PMS bloating worse in the long run! And, unlike potassium, magnesium is difficult to get from your diet.