Same way you make any muscle larger- exercise it.
pectorals
I assume you mean by building muscle to be manly, not take estrogen and be feminine? Do push ups with hands as wide apart as possible, if access to universal weight machine there are several that nail the pectorals! by the way its increase!
your chest muscles or pectorals are a very hard muscle to grow but using a fly machine brings your arm together moving sideways putting them at an L shape pushups are great to build them up pectorals are built by using wide pushes in general speaking
It can if done correctly, but the hallway stretch is a way better way to increase flexibility in the pectorals.
The pectorals are muscles that are considered to be organs. They are fan shaped muscles that are located in the anterior chest.
Penis size is primarily determined by genetics. There is no proven way to permanently increase penis size. Products or techniques that claim to increase size are often ineffective and can be risky. It's important to focus on overall health and well-being instead of seeking quick fixes for size concerns.
No, the moon does not increase it's size.
Pecks
Chest muscles
deltoids
Your chest muscles.
maenders increase size my the precipition i think so.