No, we’re not joking — your calf muscles are called the ‘second heart.’ Here's why

Your calf muscles are often referred to as the 'second heart' because they play a crucial role in pumping blood around the body and supporting cardiovascular health.
Runner's World

Do calf raises this way to generate 40% more muscle growth

If you run, you need to care about your calves – the muscles that generate much of the force that powers your stride. Strong calves not only help you to run faster and more efficiently, but also ...

I tried calf raises, the workout move hailed as the best for boosting strength at any age, and can confirm: they're seriously underrated

Those little muscles at the back of your lower leg do a lot of heavy lifting, research has shown. A 2017 review found that targeted calf strengthening not only increases muscle performance but also ...