Muscle Stiffness News that isn’t light as a feather: sometimes with MS, your muscles feel stiff as a board. Which makes it hard to do important things like break out your dance moves. Incorporating stretches into your daily routine is a good idea. Other Terms MS Clusters Multiple MS cases occurring over a short period of time or in one location. MS Gene (NR1H3) Breaking down the link between genes and MS MS Hug Not so friendly, it’s a band of pain around your torso. MSQLI A questionnaire to help measure QoL with MS. View More