The “stomach vacuum” may sound like a plastic surgery trend, but it's actually an abdominal exercise. And it's a popular one. The hashtag #stomachvacuum has more than 100 million views on TikTok, but ...
A TikTok trend that actually works: The 'stomach vacuum' is an isometric exercise that's effective at working the abs. The “stomach vacuum” may sound like a plastic surgery trend, but it's actually an ...