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. It 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 decision.

• 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.