Understanding the Impact of Sunlight on Health

What is one of the main reasons modern life has reduced our exposure to sunlight?

• Improved weather conditions

• Increased indoor activities

• More outdoor sports

• Longer daylight hours

What did experiments in caves reveal about sleep patterns?

• People felt more energetic

• People had no mood disturbances

• People experienced irregular sleep patterns

• People slept for normal durations

How does reduced sunlight exposure affect our immune system?

• It weakens the immune system

• It has no effect on the immune system

• It strengthens the immune system

• It causes immediate illness

What type of light has the most powerful impact on our body clock?

• Red light

• Green light

• Blue light

• Yellow light

What is a consequence of relying on artificial light?

• Improved sleep quality

• Increased energy levels

• Enhanced mood

• Desynchronized body systems

What health risks are associated with desynchronized body systems?

• Lower risk of diabetes

• Higher incidence of obesity

• Improved cardiovascular health

• Reduced risk of diseases

What is the World Health Organization's stance on shift work?

• It improves mental well-being

• It is beneficial for health

• It poses no health risks

• It is a threat to health

According to studies, how does bright sunlight in the morning affect mood?

• It has no effect on mood

• It decreases mood levels

• It causes mood swings

• It elevates mood more than some antidepressants

What is the best natural source of vitamin D?

• Mushrooms

• Wild salmon

• Vitamin D pills

• Sunlight

What is a recommended daily activity to strengthen the circadian clock?

• Staying indoors all day

• Taking a 20-minute walk outside

• Sleeping more during the day

• Avoiding sunlight exposure