Well #spine health has come up with a great article to explain this. Drinking #water helps with many health conditions and may even help keep your low back in shape and healthy. Are you getting enough water daily?  The recommended daily fluid intake is 3 liters for men and 2.2 liters (roughly 8 cups) for women. See the full Spine Health article for more information and tips on drinking more water.

https://www.spine-health.com/blog/how-much-water-do-i-need-drink