Seasonal Affective Disorder (SAD)

Seasonal affective disorder (SAD) is a type of depression that happens at certain times of the year, usually in winter when days are shorter and there is less sunlight.

What is seasonal affective disorder?

Seasonal affective disorder (SAD) is a form of depression that affects people during specific seasons. Most commonly, this condition arises in the winter months, when the lack of daylight can lower mood and energy levels.

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What are the symptoms of SAD?

People with SAD may experience a range of symptoms, which can include:

  • Feeling sad or hopeless
  • Losing interest in activities once enjoyed
  • Low energy and fatigue
  • Difficulty concentrating
  • Changes in sleep patterns, such as sleeping too much
  • Changes in appetite, often craving carbohydrates
  • Feeling irritable or anxious

What causes SAD?

The exact cause of SAD is not fully understood, but it may be linked to changes in sunlight. The lack of light can disrupt the body’s internal clock and levels of certain chemicals in the brain, like serotonin, which helps regulate mood.

How common is SAD?

SAD is quite common, particularly in regions with long winters and less sunlight. It is estimated that around 1 in 15 people in the UK may be affected by this condition.

Who is more likely to get SAD?

Some factors may increase the chances of developing SAD, including:

  • Being female, as women are more likely to be affected
  • Having a family history of depression or SAD
  • Living far from the equator, where there is less sunlight in winter
  • Being between the ages of 18 and 30

How can I treat SAD?

SAD can be treated in several ways, including:

  • Light therapy, which involves sitting in front of a special light box that mimics sunlight
  • Talking therapies, such as cognitive behavioural therapy (CBT)
  • Medication, like antidepressants, if needed

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How to live with SAD?

Living with SAD can be challenging, but there are ways to manage it. Some helpful strategies include:

  • Maintaining a routine to help stabilise mood
  • Getting as much natural sunlight as possible, even on cloudy days
  • Staying active through exercise and engaging in hobbies
  • Connecting with friends and family for support

What support is available for people with SAD?

Support for SAD can come from various sources, including:

  • Health professionals, like GPs and therapists
  • Support groups or online communities for individuals facing similar challenges
  • Hotlines that offer guidance and reassurance

Final thoughts

SAD is a common form of depression that many people experience due to changes in seasons. If you’re worried you might be affected, it’s important to speak to your GP or healthcare provider for support.

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Always consult a medical professional
This article is for informational purposes only and is not a substitute for medical advice. Always consult a healthcare professional before starting, stopping or changing any medication. If you have concerns about your medication or experience side effects, speak to your doctor or pharmacist immediately.

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