4. Boxing and Kickboxing
Boxing and kickboxing are forms of interval training where you might not anticipate the intervals, making it more challenging. Learning to punch correctly uses your core as well as your arms.
Spar for ninety seconds and rest for thirty seconds. Working out with other people is a lot of fun and a good teacher will keep you moving and motivated.
Boxing isn’t just standing and punching. There is a lot of moving around, dodging and weaving, or as Ali said, “move like a butterfly…”