Other illegal drugs:
Anabolic steroids --> stimulate muscle growth and increase aggression. Also increases repair and recovery
Beta blockers --> helps to control heart rate and keep athlete calm. Used with fine, complex skills
Stimulants --> Work as brain stimulant, increase alertness
Narcotic analgesis --> Reduces pain and masks injury. Allows athletes to train harder
Diuretics --> Decrease an athletes weight, can be used to make weight or as a masking agent
Human growth hormone --> Increases bone, muscle and cartilage growth, improves power and strength
EPO --> Occurs naturally inn the body, increases red blood cells therefore higher levels of haemoglobin and oxygen carrying capacity
Masking agents --> Used to hide or prevent deletion of drugs