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Created with Fabric.js 1.4.5 BENEFITS OF EARLY AND EXTENDED LEARNING Seasonal Affective Disorder 2 million people S.A.D is caused by the change in seasons Lack of sunlight disruptsour circadian rhythm Light therapy is often used to treat S.A.D Our natural body clock is responsible for many functions of the human body,such as:- Digestion and appetite- Sleep quality and duration- General mood Symptoms are most likely to appear in thosebetween the ages of 18-30 Symptoms include:- Tiredness and lack of energy- Problems sleeping- Tearfulness, feelings of sadness, guilt, sometimes despair- Anxiety- Panic attacks- Feeling antisocial; irritability- Mood swings- Problems concentrating- Loss of libido- Overeating; craving sweet foods As the days become shorter and the hours of daylightdecrease, some people experience a sudden change to their mood, energy levels and sleep pattern. Symptoms return at the same time every year andlast until the days start to get longer and daylight hours increase. Mild forms of S.A.D are called 'winter blues'. Using a light box can ease symptoms within 7-10 days of starting treatment.A lack of light can cause an increase in melatonin (sleep-inducing hormone) and a reduction in serotonin, which can cause depression. Light therapy works by reversing this process. S.A.D is usually most severe between December-February are thought to be effected by S.A.Din the UK and Ireland alone. DEC If you think you may be suffering from S.A.D, consult your GP.They can help you decide on the best course of treatment. S.A.D is a form of depression S.A.D can affect people of any age Although most common during winter months,S.A.D can also be experienced during the summer
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