Why does spending the day in the sun exhaust our bodies so much?

Question

Why does spending the day in the sun exhaust our bodies so much?

In: 19

Answer 1

various reasons such as dehydration (eg even in the shade, you are losing lots of wayer whzn you go to the beach) but also because sunlight can change how your body produces melatonin which affects your natjral sleep wake cycle.

discussed, with citations, here

https://thesleepdoctor.com/sleep-faqs/why-does-the-sun-make-you-tired/

Answer 2

various reasons such as dehydration (eg even in the shade, you are losing lots of wayer whzn you go to the beach) but also because sunlight can change how your body produces melatonin which affects your natjral sleep wake cycle.

discussed, with citations, here

https://thesleepdoctor.com/sleep-faqs/why-does-the-sun-make-you-tired/