âEmptyâ literally means âcontaining nothing.â When it comes to food, empty means that that food contains little or no essential vitamins or minerals. In other words, these foods provide nothing of value to your body beyond calories that create excess pounds.
While menstruation usually begins between ages 12 and 13, it may happen at a younger or older age. The first menstrual period is called menarche.. The menstrual cycle is about four weeks long, starting on the first day of bleeding and ending when the next period begins. However, it can vary greatly when a girl first starts her period. It may skip months or come several times per month in the beginning.
The average menstrual cycle. On average, a woman's menstrual cycle lasts 28 days, but cycles can vary from 24 to 35 days. After puberty, most women develop a regular menstrual cycle, with around the same length of time between periods. Menstrual bleeding usually lasts two to seven days, with the average being five days.here is always a different amount of time between periods and always last for a different amount of time. Sometimes i can be on my period for 2 to 3 weeks others 1 week, they are never 5 days or less.