If you walk a lot, particularly up and down hills, you may find your calf muscles feel stiff and sore the day after. This is a common complaint for hikers and can be alleviated by warming up and cooling down properly with targeted stretches. Physical therapist Troy Hurst tells Fit&Well that two variations of a simple wall calf stretch—targeting both the gastrocnemius and soleus muscles in the calf—can help. Article continues below You may like “While the standard calf stretch against the wall that most of us think of targets the larger gastrocnemius muscle, the soleus is also important for endurance and stability when the knee is bent.” Image credit: Getty Images / VectorMine Image credit: Getty Images / VectorMine Hurst explains that the gastrocnemius is the big calf muscle that visibly forms the shape of your calves. The soleus sits under the gastrocnemius. Both muscles are responsible for the movement of your ankle. The ankle is often a weak point for walkers and ankle sprains are one of the most common injuries people get …