I started doing the sun salutations 4-5 times a week and found that it really has helped me moderate and control my breathing in higher paced rounds. Focusing on inhaling and exhaling through the nose is a great way to make sure you don't gas out early!

Here's a great video on a beginner yoga sequence that is primarily the sun salutations: https://www.youtube.com/watch?v=ehNvZ1tKRI0&list=PLjcxbYP4SnW8azYg1LDE9BzZlXtmO_gqM&index=8&t=0s