Physiological Effects: When the human body is placed under physical or psychological stress, it increases the production of certain hormones such as adrenaline and cortisol. I causes:

•Changes in heart-rate, blood-pressure levels, metabolism and physical activity.

•Slowing down of digestive system.

•Constriction of blood vessels.

Cognitive Effects: High levels of stress can lead to:

•Mental overload.

•Impairment in the ability to make sound decisio

•Poor concentration.

•Reduced short term memory.

Emotional Effects: Those who suffer from stress are more likely to experience:

•Mood swings.

•Erratic behaviour.

•Maladjustment with family and friends.

•Feeling of anxiety and depression.

•Increased physical and psychological tension.

•Intolerance.

•Impatience.

Behavioural Effects: Stress affects our behaviour in the form of:

•Eating less nutritional food.

•Increasing intake of stimulants such as caffeine or excessive consumption of cigarettes,alcohol and drugs.

•Disrupted sleep pattern.

•Reduced work performance.