Below are some of the effects smoking can have on the health and performance of the human body: Increases the likely hood of malfunction Increases the probability of in the veins and arteries: Reduces the oxygen carrying capacity of the blood.

- Causes damage and disease to and reduces capacity and efficiency of the :

Causes tarring and on the tongue:

Reduces the efficiency of gaseous . The effects on performance therefore include: lethargy, reduced , longer recovery time, irritation to the throat and nasal passages when exercising, coughing and interruption of regular breathing.

Other side effects include: Yellowing of the fingers and teeth, bad breath and passive smoking (when people breathe in smoke from another person's lungs).