You just crushed the Women’s Health Flex Challenge —go you! What’s next? How about a 7-day core-sculpting challenge? Enter: ...

"Hi, I'm Brit Hertz! Follow along as I take on fun gymnastics-based challenges, pull pranks on my boyfriend, and have an ...

This optical illusion challenges users to spot a hidden number "2" amidst a sea of alphabets within 5 seconds. The brain ...