Written by: Caitlin O’Nions

References

1. https://www.bbc.co.uk/news/science-environment-32606341

2. https://www.sleepfoundation.org/how-sleep-works/why-do-we-need-sleep

3. https://pubmed.ncbi.nlm.nih.gov/31581561/

4. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5015038/