https://www.bbc.com/news/magazine-25592458
https://www.doctorkiltz.com/36-hour-fast-monk-fast/
https://buddhism.lib.ntu.edu.tw/FULLTEXT/JR-MAG/mag550532.pdf
https://www.straitstimes.com/asia/east-asia/japanese-monk-goes-nine-days-without-food-water-or-sleep
https://www.lionbrand.com.au/blog/fasting-but-fat-thailands-obese-monks/
https://www.dalailama.com/the-dalai-lama/biography-and-daily-life/a-routine-day
https://thekojiki.wordpress.com/2015/11/08/%E6%96%8E%E6%88%92%EF%BC%9Ashinto-fasting
https://pubmed.ncbi.nlm.nih.gov/24622804/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3466912/
https://www.medrxiv.org/content/10.1101/2022.04.08.22273614v1.full
https://pubmed.ncbi.nlm.nih.gov/31506836/
https://pubmed.ncbi.nlm.nih.gov/26828517/
https://pubmed.ncbi.nlm.nih.gov/28616955/
https://pubmed.ncbi.nlm.nih.gov/27793642/
https://pubmed.ncbi.nlm.nih.gov/33404619/
https://www.lifespan.io/news/niacin-increases-nad-significantly-in-human-trial/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7400011/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4722109/
https://pubmed.ncbi.nlm.nih.gov/30074168/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6610317/
https://pubmed.ncbi.nlm.nih.gov/23892832/
https://www.webmd.com/diet/obesity/features/calcium-weight-loss
https://pubmed.ncbi.nlm.nih.gov/28847414/
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0052347
https://pubmed.ncbi.nlm.nih.gov/24770833/
https://www.nature.com/articles/s41598-021-89673-8
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4361502
https://www.sciencedirect.com/science/article/pii/S2213231722001793
https://pubmed.ncbi.nlm.nih.gov/24635480/
https://pubmed.ncbi.nlm.nih.gov/16784965/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5206698/
https://pubmed.ncbi.nlm.nih.gov/28577326/
https://pubmed.ncbi.nlm.nih.gov/27216139/
https://pubmed.ncbi.nlm.nih.gov/32037659/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6627830/
https://pubmed.ncbi.nlm.nih.gov/9428447/
https://www.mdpi.com/2072-6643/11/6/1256
https://www.nature.com/articles/srep18311
https://pubmed.ncbi.nlm.nih.gov/32788210/
https://pubmed.ncbi.nlm.nih.gov/25823991/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4990394/
https://www.nature.com/articles/srep10604
https://healthresource.shaklee.com/wp-content/uploads/2014/03/Haskell-1992.pdf?2de911
https://nutritionj.biomedcentral.com/articles/10.1186/1475-2891-11-111
https://www.mdpi.com/2072-6643/13/2/618
https://pubs.acs.org/doi/10.1021/acsomega.1c00302
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7930991/
https://www.sciencedirect.com/science/article/pii/S0085253820307158