Lubrication in the Body How to keep joints lubricated Baptist Health Jacksonville, FL Healthy joints need more than exercise, they need hydration! Drinking enough water helps cushion your joints, eases movement, and prevents stiffness. Keep moving comfortably by staying properly How does water help lubricate joints and reduce friction? Functions of Water: 7 Health Benefits Did you know that water helps to lubricate and cushion your joints, spinal cord and tissues? This is particularly important if you regularly engage in activities that place pressure on your joints.