Please choose the correct ending to complete the given sentence: Health: [header] How to identify pms [title] Look for signs of mood changes. [step] You may find yourself crying for no reason at all, and experience feelings of anxiety, anger, depression, sadness or irritability. This is because reduced levels of estrogen during the luteal phase (starts from the ovulation day where the egg is released from the ovary) leads to a drop in serotonin.

Ending1: This lower levels of serotonin in the egg is caused by ovulation. It is possible that you have pms. Ending2: Usually, this sort of mood enhancement occurs in one of two ways: stress affects one hormone, which then changes to serotonin to an elevated level. A common problem with pms is depression. Ending3: You may also feel queasiness when you urinate. [substeps] You may also feel relief when you eat and drink. Ending4: [substeps] The brain chemical serotonin is responsible for the regulation of mood and sleep patterns and gives a woman the feeling of well-being. A reduction in serotonin will cause mood changes in a woman.

Answer format: ending1/ending2/ending3/ending4