My mom is suffering from a lot of knee pain. Recently we went on a long drive and the following day her knees were swollen up like canteloupes.. it makes me sad how much she is unable to go on her daily walks, or go on hikes with the rest of the family, or even struggle to stand up from my couch which is particularly low to the ground. So I heard that she might have a circulation issue, something I suspect might be a bit wonky in myself as well. So last night I just googled “circulation changes due to drinking water” as kind of a hail mary and, lo and behold, found this