- are substances that affect the normal physiological and psychological functioning of the body.
- performance-enhancing and recreational drugs.
- all have side effects - mental (being addicted) to physical insomnia and high blood pressure
improve a person's performance in training/competition
some are socially acceptable (legal) or socially unacceptable (illegal)
people take it to recover from injury quickly/train harder/gain advantage etc.
drugs that mimic the male sex hormone testosterone and promote bone and muscle growth.
drugs that are used to control heart rate and that have a calming and relaxing effect
drugs that elevate the rate of bodily urine excretion
drugs that can be used to reduce the feeling of pain
drugs that have an effect on the central nervous system, such as increased mental and/or physical alertness
Human growth hormone (HGH):
helps recover from injury quicker
a type of peptide hormone that increases the red blood cell count
caffeine - tea and coffee
nicotine - cigarettes
ethanol - alcohol
Smoking and its effect on sports performance:
damages cardiovascular system (carbon monoxide)
high blood pressure
negative effect on aerobic fitness
nicotine is the effective drug
Different body types, optimum weight and weight re
Endomorph (fatness) - sumo wrestlers, discus
Ectomorph (thin) - gymnasts
Mesomorph (muscularity) - swimmers
team sports require a different selection of somatotypes
can be changed by changing diet