The blood supply to the spinal cord involves a complex system of blood vessels. The main blood vessels are the anterior spinal artery (at the front of the spinal cord) and the posterior spinal artery (at the back). Spinal strokes are most common in the anterior spinal artery. Most spinal strokes are caused by blockages (usually blood clots) in the blood supply. These are called ischaemic spinal strokes.
There's no way to know exactly when you'll get your first period. One day, you'll begin to bleed from your vagina, and that's your period. It means that your body is healthy and normal. Most girls have their first period when they're between 9 and 15 years old.Your period may start around the time it started for other people in your family, like your mom or sisters.If you don't get your period by the time you're 15, you may want to talk with a doctor or nurse.here's no way to know exactly when you'll get your first period. One day, you'll begin to bleed from your vagina, and that's your period. It means that your body is healthy and normal. Most girls have their first period when they're between 9 and 15 years old.
There are three different ways to start taking birth control pills. First Day of Period Start: Start your pills on the first day of your period. Continue to take one pill every day at the same time. With this method, you do not need to use a backup method as the pills are effective in preventing pregnancy right away.