When you're asleep and still for several hours, the fluid that helps your joints move easily can't do its job. That's why you wake up with knees or hands that are stiff Male Masturbation Techniques 4 Simple Moves for Pain Free Knees. #NaturalHealing #JointPain #FitnessTips #StayStrong 6 Best Foods for Knee Pain SonexOrtho Knee slides on the floor are an excellent way to lubricate stiff knees, especially after sitting for long periods. By gently sliding your foot forward and back while seated, this movement promotes