3. Growth of breast tissue - this affects roughly one third of male steroid users. It is caused by conversion of some excess testosterone into female hormone estrogen. The breasts usually disappear when use of steroids ceases but in some cases they are permanent and may require surgical removal.

4. Baldness and skin conditions - excess testosterone can be converted into DHT, a hair unfriendly by-product that is responsible for male pattern baldness and oily skin.

5. Pain, bruising, infection and scarring may result from careless or incompetent injecting.

Some people have died as a result of steroid abuse and even those who adopt a careful, pragmatic approach have to accept that these health risks are unavoidable. My advice is, follow natural route and use nutritional supplements to boost anabolic process.

1. Leg extension - this exercise will allow you to isolate thigh muscles preserving strength of other leg muscles for compound exercise to follow.

- Push pads until knees are almost locked.

- Pause.

- Lower with control to starting position.

2. Leg press - you can move straight on to this exercise if you are sufficiently experienced.

- Place your feet firmly at shoulder width on foot board.

- Bend legs until they are almost touching chest.

- Pause.

- Return with control to starting position.

3. Calves - best way to work calves is to perform raises on special gym equipment that allows standing raises and sitting raises to work both calf muscles.