How i get large and strong penis?

What are the ways to enlarge the penis

1. hormonal therapy with gonadal male hormone : testosterone which given only in for adults , it contribute for minimal growth and could not make the penis reach the average size
2. surgery as operation for penile enlargement , or penile plasty
3. there is no cream or secret prescribtion causing penile enlargement 
4. there is no special moves or excersices that cause the penis to grow taller

what are the symptoms of small penis?

1. small penis below average
2. tall stature
3. loose or no facial or body hair
4. soft unmusculin voice
5. big female breasts

what are the tests used to diagnose the cause of small penis?

1. hormonal panel to measure the level of testosteron and growth hormone
2. measure other pituitary hormones
3. Ultra sound to gonads
4. Ct scan for pituitary gland