16 Crucial Signs You’re Not Drinking Enough Water

https://www.usgs.gov/special-topic/water-science-school/science/water-you-water-and-human-body

https://www.forkly.com/drinks/15-signs-youre-not-drinking-enough-water/

https://www.livpure.com/blog/9-signs-that-indicate-you-re-not-drinking-enough-water

https://thrive.kaiserpermanente.org/thrive-together/live-well/10-warning-signs-dehydration-watch-out

https://www.uofmhealth.org/health-library/sig258649spec

https://pubmed.ncbi.nlm.nih.gov/14681719/