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.
How Long Periods Should Last Most girls get their first period when they are 12 or 13, though everyone's different and you don't need to worry unless you still didn't get your period by age 16. When your first period arrives, it is most likely to last between two and seven days. [1, 2] As your menstrual cycle becomes more regular over time, the duration of your flow will also settle into a predictable pattern, and most women experience menstrual flow that lasts between three and five days. Some women will menstruate for only two days or up to seven days .