The system in the human body that is affected when on steroids is usually the whole body but mainly the heart
Every body system is affected by every other body system.
Steroid affect every system in the body. For instance, they affect the immune system by decreasing inflammation, the reproductive system by changing the balance of hormones, and the stomach by affecting its lining.
The endocrine system would be affected which, in turn, affects just about every other body system.
The Lymphatic System
The integumentary system
The cardiovascular system.
When you stop using steroids, the effects of it never actually disappear from your body, unless you have been taking huge amounts of steroids for a long time. Even though you will lose your muscle mass if you stop working out at all, studies have shown that steroids do permanent changes to your muscle tissue.
Easy. The immune system
The heart and circulatory system.
Respiratory System
The body systems that are affected by muscular dystrophy include the nervous system and the musculoskeletal system. Many organs are also affected by this genetic disorder.
excretory