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 ...
A: 28 days is just an average. very, very few women have periods that are always 28 days apart. anywhere between 21 and 40 days could be normal for you!start counting on the first day of bleeding--this is the first day of a new cycle. so if your last period started on feb. 2, that is day 1. count forward from there.ttp://wiki.answers.com/Q/How_many_days_do_your_period_be_apart. This depends on how long your menstral cycle is. The usual cycle is 28 days long. Day one of the cycle is the first day of your period.