These changes can trigger sleep problems and lead to a low or depressed mood. These chemical messengers may also factor into symptoms of PMS.įor example, a drop in estrogen may prompt the release of norepinephrine, which leads to declining production of dopamine, acetylcholine, and serotonin. The neurotransmitters serotonin and norepinephrine have several important functions in the body, including helping regulate mood, emotions, and behavior. During the luteal phase, which follows ovulation, hormones reach a peak and then decline rapidly, which may lead to anxiety, irritability, and other changes in mood. These hormones naturally fluctuate throughout your menstrual cycle. Many experts believe PMS happens in response to changing levels of the hormones estrogen and progesterone. That said, researchers have suggested a few different theories. Scientific research hasn’t led to a conclusive cause of PMS, or an explanation for why some people experience it more severely than others. With PMS, you’ll likely also notice some physical symptoms, such as: difficulty concentrating or remembering information.rapid shifts in mood and emotional outbursts.a sad or low mood, which might involve tearfulness or sudden, uncontrollable crying.
While PMS often involves mild or moderate symptoms that don’t majorly affect daily life, symptoms can be severe enough to impact your everyday activities and overall well-being.
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