How to Maintain a Strong Core in the Water

Get everyone get nice new helmets. That's our advice for this week. Yeah, this is your permission to go find new helmet. Actually, we want to direct you the specialized website. And here's a link that you could use that'll get with somebody. Just kidding. Okay. Great. Next question here is from Laura. She says she gets lower back pain when she swims sometimes. Could this be a sign that I have a weak core or is there a drill I can do?