I want to make a big size of my penis

? What are the methods to increase the size of the penis

• Silicon injection 
• Fat injection
• Surgical methods to increase the size in some medical center 
• Stem cells transplantation which is under study and testing

? Methods to increase the power of erection of the penis 

• Avoid anxiety and stress . 
• Provide your body with enough rest after work or exercise . 
• Train regularly to increase your strength .
• Eat well balanced and healthy diet such as Proteins and Fish .
• Take Multivitamins every morning .
• Avoid smoking and alcohol .
• Take mediction such as Viagra tabs before intercourse to increase the power of erection .
• Treat any underlying disorder such as Prostatic diseases.