WebMD describes the healthy wonders of water. For more on the benefits of water visit www.webmd.com. Nourish Your Skin (5 of 8) Fine lines and wrinkles are deeper when you're dehydrated. Water is nature's own beauty cream.Drinking water hydrates skin cells and plumps them up, making your face look younger.It also flushes out impurities and improves circulation and blood flow, helping your skin glow. « ‹ of 8 › »