Uncontrollable breathing can be fatal for any swimmer, so in this blog post, you will learn a variety of breathing exercises you can do on dry land which will expand your lung capacity. So keep reading to learn 5 dryland breathing exercises for swimmers! — So what are the benefits of dryland breathing exercises? Increased Lung Capacity Although not known to many, you can actually increase your lung capacity through good breathing exercises such as lung-packing, box breathing, and abdominal hollowing.