Complex sentence: Squats, deadlifts, lunges, power cleans: these concentrate on a co-contraction of the quadriceps, hamstrings, hip flexors, soleus, and gastrocnemius muscles.
Split into simpler sentences: Squats, deadlifts, lunges, power cleans. These concentrate on a co-contraction of the quadriceps, hamstrings, hip flexors, soleus, and gastrocnemius muscles.