What is the science behind PMS?

Exactly what causes premenstrual syndrome is unknown, but several factors may contribute to the condition: Cyclic changes in hormones. Signs and symptoms of premenstrual syndrome change with hormonal fluctuations and disappear with pregnancy and menopause. Chemical changes in the brain.

Is PMS physiological?

Premenstrual syndrome (PMS) is a group of psychological and physical symptoms which regularly occur during the luteal phase of the menstrual cycle and resolve by the end of menstruation. The severe and predominantly psychological form of PMS is called premenstrual dysphoric disorder (PMDD).

Why does serotonin drop before period?

Estrogen rises during the first half of the menstrual cycle and drops during the second half. In some women, serotonin levels stay mostly steady. But in women with PMS, serotonin drops as estrogen drops. This means serotonin is lowest in the 2 weeks before the period.

Why does PMS make me so tired?

Fatigue before a period is thought to be linked to a lack of serotonin, a brain chemical that can affect your mood. Before your period starts each month, your serotonin levels may fluctuate significantly. This can lead to a major dip in your energy level, which can also affect your mood.

Why do legs ache before my period?

“Some women experience leg pain before their period, commonly on the front of their thighs. This is because of the referred pain from the uterus, with the initial cramps prior to periods starting,” explains Dr Stamatopoulos.

What does PMS stand for?

PMS stands for premenstrual syndrome. Premenstrual refers to the period of time leading up to menstruation, and syndrome is a collection of symptoms which often occur together. So PMS means the symptoms we get in the lead up to our period.

Where can I find more information about PMS?

For more information about PMS, call the OWH Helpline at 1-800-994-9662 or check out the following resources from other organizations: Premenstrual Syndrome (PMS) — Information from the American Congress of Obstetricians and Gynecologists Premenstrual Syndrome — Information from the National Library of Medicine

What are the symptoms of PMS in your 30s?

Premenstrual syndrome (PMS) Most women, over 90\%, say they get some premenstrual symptoms, such as bloating, headaches, and moodiness. 3 For some women, these symptoms may be so severe that they miss work or school, but other women are not bothered by milder symptoms. On average, women in their 30s are most likely to have PMS.

Is it normal to have PMS with no symptoms?

Some women get their periods without any signs of PMS or only very mild symptoms. For others, PMS symptoms may be so severe that it makes it hard to do everyday activities like go to work or school. Severe PMS symptoms may be a sign of premenstrual dysphoric disorder (PMDD).