Winter brings cozy nights and snowy walks, but it can also be a challenging time for your pet’s muscle health. Colder temperatures, shorter days, and changes in routine often mean less movement and more stiffness—especially for aging pets. Understanding how winter affects muscles can help you take proactive steps to keep your dog or cat strong all season long!
Less Movement Means Less Muscle Engagement

When temperatures drop, pets tend to spend more time indoors and less time moving their bodies. Fewer walks, shorter play sessions, and more lounging can quickly lead to reduced muscle use. Just like in humans, muscles need regular activity to stay strong. When movement decreases, muscle loss can begin sooner than many pet parents realize.
Cold Temperatures Can Increase Stiffness
Cold weather can make muscles feel tighter and less flexible, particularly in senior pets or those with existing mobility challenges. You may notice your pet taking longer to get up, moving more slowly in the morning, or seeming hesitant to jump or climb stairs. While this is often blamed on joints, weakened or under-supported muscles are frequently part of the picture.
Muscle Loss Can Sneak Up in the Winter Months
Muscle loss doesn’t happen overnight, but winter creates the perfect conditions for it to quietly progress. Reduced activity combined with age-related muscle decline can impact balance, stability, and overall confidence in movement. Supporting muscle health year-round is especially important during colder months when natural activity levels drop.
Why Muscle Support Matters in Winter
Strong muscles play a critical role in protecting joints, supporting mobility, and helping pets stay active and independent. Maintaining muscle mass can make everyday movements easier and help pets better tolerate cold weather stiffness. Muscle support is not just for senior pets—it’s an important part of preventive care at every life stage.
Supporting Strong, Healthy Muscles All Season Long with MYOS
Winter is a great time to focus on gentle, consistent movement, whether that means indoor play, short walks, or low-impact exercises. Pairing regular activity with targeted muscle nutrition like MYOS Muscle Formula can help support muscle maintenance even when outdoor activity is limited. Winter may slow routines, but with proper muscle support, it doesn’t have to slow your pet down!