In TODAY.com's Expert Tip of the Day, a trainer reveals her favorite exercise for a more defined waistline and strong core ...

Looking to get your bikini body ready for summer? Don’t wait until July to make a splash. A study published today in BMJ Open found that people who do water aerobics for at least 10 weeks lose weight ...

While I love targeting the waist with core exercises that can tighten and tone the midsection, it’s important to know that it’s not possible to spot-reduce or slim down just one area of the body.

Want a smaller waist? Here are 3 great tips to strengthen and tone your core. Find out which is better Waist Trainers or Waist Training. Find out how to get the best benefits from my 10 minute booty ...

This is a classic bodybuilder pose—but TikTok trends claim it will train your six-pack. Experts break down the truth.

Your waist size can help you understand your overall health. A larger waistline may indicate you're carrying more abdominal fat, which puts you at risk for obesity-related health conditions. Waist ...