There are many causes of constipation, for example, medications; poor bowel habits; low fiber diets; possibly abuse of laxatives; hormonal disorders; diseases primarily of other parts of the body that also affect the colon; and high levels of estrogen and progesterone during pregnancy.
mg: Abbreviation for milligram, a unit of measurement of mass in the metric system equal to a thousandth of a gram. A gram is equal to the mass of one milliliter, one thousandth of a liter, of water at 4 degrees C. MG (in capital letters) is the abbreviation for the disease myasthenia gravis. Search MedTerms:
(mg to g) 1 milligram (mg) = 0.001 gram (g). Milligram (mg) is a unit of Weight used in Metric system. Gram (g) is a unit of Weight used in Metric system. Milligrams also can be marked as Milligrammes (alternative British English spelling in UK). Grams also can be marked as grammes (alternative British English spelling in UK).