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7 FACTS ABOUT S.A.D
Seasonal Affective Disorder E70chemist
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2 million people
S.A.D can affect
are thought to be effected by S.A.D
in the UK and Ireland alone. people of any age
Symptoms are most likely to appear in those
between the ages of 18-30
S.A.D is caused by the change in seasons
S.A.D is usually most severe As the days become shorter and the hours of daylight
decrease, some people experience a sudden change
between December-February to their mood, energy levels and sleep pattern.
Although most common during winter months, Symptoms return at the same time every year and
S.A.D can also be experienced during the summer last until the days start to get longer and daylight
hours increase.
Mild forms of S.A.D are called ‘winter blues’.
Lack of sunlight disrupts
our circadian rhythm S.A.D is a form of depression
Our natural body clock is responsible Symptoms include:
for many functions of the human body, -Tiredness and lack of energy
such as: – Problems sleeping
– Digestion and appetite – Tearfulness, feelings of sadness,
– Sleep quality and duration guilt, sometimes despair
– General mood – Anxiety
– Panic attacks
– Feeling antisocial; irritability
– Mood swings
Light therapy is often used to treat S.A.D – Problems concentrating
– Loss of libido
Using a light box can ease symptoms within 7-10 days of starting treatment. – Overeating; craving sweet foods
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. If you think you may be suffering from SAD, consult your GP.
They can help you decide on the best course of treatment.