A brain stroke, Parkinsonâs disease and Alzheimerâs disease are three common neurodegenerative conditions in the US that are seen mainly among the elderly. It may have some degree of similarity in terms of certain symptoms and disease processes, but each is a separate condition that differs to a large extent.
If a woman has a 28 day cycle . that is she has her period every 28 days she ovulates on about the 14 th day Sperm wil survive for a bout 4 days so if she has sex on or after â¦ the tenth day after the start of her period she may fall pregnant . after ovulation the ovum will last for a couple of day before breaking up on about the 16 th day . after ...
It also prepares your body for pregnancy each month. A cycle is counted from the first day of 1 period to the first day of the next period. The average menstrual cycle is 28 days long. Cycles can range anywhere from 21 to 35 days in adults and from 21 to 45 days in young teens. girl can start her period anytime between the ages of 8 and 15. Most of the time, the first period starts about 2 years after breasts first start to develop. If a girl has not had her first period by age 15, or if it has been more than 2 to 3 years since breast growth started, she should see a doctor.