Learning martial arts is not just good for self defense but there are many other things than physical strength and techniques that martial arts women can benefit from, such as:
Mental and physical health your physical health will improve greatly due to the (often physically demanding) exercise. Martial arts for women will also help you improve your mental strength as you will be taught to focus one one single thing. Concentration is a very important part of martial arts training and being able to form a mental picture of your success is beneficial to your effectiveness as a martial arts student.
Self confidence by learning a certain martial art you will be able to focus on one goal, physically and mentally. You will feel stronger mentally because you build up a sense of security and a knowledge deep down that you will be able to manage and deal with a potentially dangerous situation.
Learning body dynamics you will learn about movements and their impact on your body and on the opponent’s body. Knowing when to strike and how to do it will enable to you to use your body to its full potential if you have to defend yourself.