Signs that your period is on its way are if you've grown underarm and pubic hair. Typically, you'll start your periods about two years after your breasts start growing and about a year after getting a white vaginal discharge. The average girl will get her first period around 12 years old, but it varies from person to person.
Most Popular. Get big arms, a ripped chest, and cut absâwith the Perfect Pushup.. Two devices, which are essentially spinning handles atop a stationary coaster-shaped disc on the floor, work with the natural rotation of your arms and shoulders to maximize results and minimize stress on your body..
The short answer to the question, what muscles do push ups work is that they work the muscles of your upper torso. This is a simplification however. The muscles of your upper torso include the following: 1  Pectoral muscles (pectoralis major and pectoralis minor).ush ups work a number of the muscle groups of your upper torso. The following muscle groups are trained when doing push ups: 1  Pectoral muscles. 2  Triceps (back of the arm).