Women from different cultures, different nationalities and different lifestyles will experience pre-menstrual syndrome all throughout their "reproductive" lives.
             Pre-menstrual syndrome, most commonly known as PMS, is a physiological defect affecting over 80% of the menstruating female population. The pre-menstrual syndrome is not the pain, such as cramps, that women experience during menstruation. Pre-menstrual syndrome is a "complex condition, involving physical and psychological symptoms that appear before menstruation begins" The symptoms associated with pre-menstrual syndrome are experienced 2 to 14 days before the period (menstruation) begins.
             It is said that between 70 and 90% of women are affected by the pre-menstrual syndrome during their reproductive years.
             Though the exact causes of PMS seem to be unknown in the medical field, many theories have been introduced as to the exact cause of pre-menstrual syndrome. Dr. Katarina Dalton, an expert in the field suggests that, " a deficiency of progesterone in relation to the amount of estrogen present before menstruation triggers the syndrome" Another theory suggests that PMS symptoms are caused "by the body's inability to properly metabolize fatty acids resulting in the alteration of the normal cellular function"
             Finally, other researchers have proposed theories that suggest "nutritional deficiency, excess levels of prostaglandins, abnormal fluid balances, progesterone deficiency and central nervous system endorphin abnormalities" as the main reason for PMS.
             Through many researches and observations it was discovered that there are over 150 symptoms related to PMS. On the average, women normally report between 30 to 40 multi-symptoms complaints during any single cycle. However, though many women experience several of these symptoms before one period, the intensity and variation of these symptoms seem to var...