Martial arts is an attempt to protect ourselves from human attacks or even cause us to be in danger.
By learning self-defense we can no longer be lecehkan or always degraded by others because with martial arts are also able to make attitudes and behavior will change, depending will change to positive or negative depending on how we learn or martial arts we follow.
Usually if you want to be martial arts, you must first learn the basic techniques of the martial art. Well, this app has provided a collection of pictures of martial techniques that can help you.
I hope this helps