Paula David hated exercise until she trained for her first 5-K. Now she's hooked on running and off cholesterol meds

Lose weight fast with this seven-day healthy eating plan

before and after pictures Natombi Simpson

Natombi Simpson believed that she'd never be less than a size 24. Now she's a size 8!

weight loss success Keoni Hudoba

Keoni Hudoba sang and danced his way from obesity to a career in fitness

weight loss success Michael Knight

A chronic overeater, Michael Knight went from being an obese bodybuilder to a celebrity trainer

Weight loss success Gina Crome

Dropping half her body weight inspired Gina Crome to help others overcome their own weight struggles

weight loss: woman stretching in bed picture

When it comes to weight loss, these are the numbers that truly matter

Rishi Sharma weight loss success

A trip to the hospital inspired a decade of healthy living for Rishi Sharma

weight loss success: keeping it off

Six people who dropped 50 pounds or more share what it takes to keep weight off for the long haul

Shira Miller

Shira Miller started her weight loss journey in the '90s and hasn’t looked back

woman dumbbell curl

Our custom workout plan will help you build lean muscle and rev your metabolism so you lose weight quickly and safely

Man holding weight plate

This total-body workout will leave you leaner than ever

woman at the gym

This high-intensity workout is a superfast body sculptor

man performing chinup

Incinerate fat and pack on muscle without lifting a weight

Man in a blue sweater about to take a bite of dessert

Rev your metabolism for a lean winter with this intense four-part workout

Man in the pushup position with his arms extended

Superset your gains with this full-body routine

Man laying on a gym bench holding an EZ-bar over his head w. arms extended

Add size and strength while obliterating fat, with this high-velocity, total-body workout

Close up of a man's abs, man holding towel around his neck

Get the six-pack you always wanted with these fat-burning exercises

man diving in beach volleyball

Blast fat, build muscle, and sculpt your entire body with this fast, no-rest regimen

man running up arena steps

Burn fat with this multi-muscle challenge. This calorie-torching workout will kickstart your metabolism for high-speed fat-loss

Paula David hated exercise until she trained for her first 5-K. Now she's hooked on running and off cholesterol meds

before and after pictures Natombi Simpson

Natombi Simpson believed that she'd never be less than a size 24. Now she's a size 8!

weight loss success Keoni Hudoba

Keoni Hudoba sang and danced his way from obesity to a career in fitness

weight loss success Michael Knight

A chronic overeater, Michael Knight went from being an obese bodybuilder to a celebrity trainer

Weight loss success Gina Crome

Dropping half her body weight inspired Gina Crome to help others overcome their own weight struggles

Rishi Sharma weight loss success

A trip to the hospital inspired a decade of healthy living for Rishi Sharma

Shira Miller

Shira Miller started her weight loss journey in the '90s and hasn’t looked back

weight loss before and after: Heather Fearneyhough

Heather Fearneyhough’s children motivated her to shed 120 pounds

Sissy Lusk

Sissy Lusk went from 345 pounds to 135 pounds and has kept it off for 11 years

Diana Barta

Chronic quick-fix dieter Diana Barta committed to a healthy lifestyle and dropped 67 pounds

Daily Calorie Calculator
Are you eating too much, too little, or just enough? Find out exactly how many calories you should be consuming for weight loss
Pace Calculator
Whether you're wondering how quickly you'll finish your next race or exactly how fast you need to run to beat your PR, this tool has the answers
Walking Calculator
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BMI Calculator
Do you need to lose a few pounds? Find out by calculating your body mass index, a basic indicator of healthy weight
Body Fat Calculator
Get a gauge of your body's percentage of fat with this simple tool. Just enter your weight and a few measurements to get started
Woman walking in the park

You can lose weight just by walking! The secret is a mix of steady-paced walks, fat-blasting intervals, and strength training that will melt away fat and send your metabolism soaring.

Slender man standing by lake

Lose your gut without working out! Simply follow this plan packed with delicious foods rich in belly-flattening monounsaturated fats (MUFAs) and watch the extra weight melt away.

Woman with flat belly in front of blue sky

Feast your way to a flat belly! This 2-week plan is proven to jumpstart your metabolism and blast fat, the simple secret? This delicious ingredient that's hiding in some of your favorite foods. Try it FREE for 2 weeks! Learn more

Slim man walking in the park

The Belly Off! 2-Week Challenge attacks the fat that matters most—belly fat—using the same simple strategies that have helped hundreds of thousands of men like you turn their lives around.