A trainer outlines how to perform his ultimate 30-day interval walking and strength workout to melt belly fat.

Watch as I put my fans through a 30-day fitness challenge, transforming their bodies and pushing their limits! From intense workouts to incredible results, see how dedication and hard work pay off in ...

HGTV stars Brian and Mika Kleinschmidt have gone head-to-head, with the help of a rotating cast of network friends, for five weeks of challenges as they competed in the “100 Day Hotel Challenge”.

The Florida Python Challenge is a 10-day competition created by FWC to encourage participants to remove Burmese pythons from seven commission-managed lands in South Florida. The Burmese python ...

Whether you're looking to shed some pounds, build lean muscle, or simply challenge yourself in new ways, this 30-day superset program for weight loss has you covered. Packed with strength circuits, ...

The 30 Strong Challenge. Developed by Life Time's training experts and dietitians, this 30-day initiative was meticulously designed to help participants build sustainable healthy habits through ...

To finish off, Collins went with a chopped black bralette. For her most casual (and ab-filled) look of the day, Collins slipped into jeans and a black blazer. She paired her separates with some on ...

Add a description, image, and links to the 100-days-css-challenge topic page so that developers can more easily learn about it.