Why is Appetite Increase when Menstruation Coming?

Research shows most women have increased to eat about 100-200 calories a few days before menstruation. Few women who declined appetite before menstruation.
What makes appetite most big women before menstruation?
'Suspects' who else if not the hormones estrogen and progesterone. Drastic hormonal fluctuations, the emergence of abdominal cramps and increased levels of metabolism are the cause of the high appetite was quoted.
Increased appetite before menstruation make women happy snacking. Usually this desire specific appetite for certain foods like sweet foods and carbohydrates.
But when the appetite is big it reminded medical practitioners should be wise in choosing the type of food, as salt, sugar, alcohol and caffeine can aggravate the symptoms of premenstrual syndrome (PMS).
Improved eating about 100-200 calories in a few days before menstruation due to a change in hormone levels of estrogen and progesterone.
Known estrogen hormone that works suppress appetite will decrease in number, whereas progesterone levels will increase which makes a faster metabolism of 5-10 percent.
But on the other hand some women actually decreased appetite that could even make his weight decreased. Several factors affect this such as having cramps in the stomach before and early menstruation.
Cramping and abdominal pain that is felt could interfere with the activity and also affect her eating habits to decrease. This condition is also triggered by the fluctuation of hormones that play a role.
In addition, other symptoms that arise are stomach upsets such as diarrhea or constipation. High levels of prostaglandins that cause an increase in smooth muscle contraction and motility in the gastrointestinal tract that can cause digestive disorders that affect appetite.