Pace Calculator

Enter the time and distance then hit "next"

 :hr   :min   :sec

The Hottest Running Sunglasses for Summer

These 10 new sunglasses get top marks for protection—and for style

adidas springblade

Is This the Running Shoe of the Future?

When you picture the running shoes we might be wearing 10, 20, or 50 years in the future, something similar to the Adidas Springblade may come to mind. The Springblade, which debuts this week,...

Tough Mudder training

Trend Report: Mud Run Training Programs

Gyms nationwide are beginning to cater to a new type of fitness devotee: the mud run enthusiast...

Happy National Running Day!

Today marks the fifth annual National Running Day. In the spirit of the holiday, Brooks Running gathered some fun facts about the sport. Some...

The New Sport of Quidditch

A sport from Harry Potter lore has many young runners under its spell

squat exercises: man bodyweight squat picture

5 New Squat Moves That Make You Stronger

Improve your running by putting a new twist on an old move

Boston Marathon Explosions: Amby Burfoot's Firsthand Account

Amby Burfoot is Editor at Large for Runner's World and winner of the 1968 Boston Marathon. He was nearly finished with the 2013 edition when the explosions occurred

5 Decisions Every Runner Must Make

By all means, run, but where and with whom?

social vs solo running

Should You Run Solo or In a Group?

There are perks to running with others—and alone. How to get the best of both worlds

best running socks

11 Best Socks for Workouts

Invest in quality running socks to take your workout to the next level. Here are the best socks for your next run

man running on track

A Comeback Plan for Runners

No more excuses! Here’s how to kick-start your running routine—and stick with it all year long

couple running outside

Beginner's Guide to Running for Weight Loss

A breakthrough plan to lose weight and start running—no experience necessary!

Women running out of the water in wetsuits

Yes, You Can Be a Triathlete

Tackling a triathlon can be daunting, even for fitness buffs, but it's not as hard as you think. With our training plan for swimming, biking, and running a sprint-length race, you'll earn bragging rights (not to mention a lean, hot body) in just 12 weeks.

Woman lunging and running

Twice the Workout, Half the Time

Combine two workouts into one and achieve greater fitness—in less time

woman stretching outside

Post-Run Stretches You Can't Miss

A 10-minute post-run yoga sequence that will improve your range of motion and prevent injury

man and woman running

The Magic Mile

How to adapt time-tested mile-repeat workouts to boost your fitness level or set a personal record

Woman running on treadmill

Treadmill Workouts

Four treadmill workouts that will spice up your winter training

Runner stopped to stretch leg

Double Duty

Run twice a day to get stronger and faster—sooner

Woman holding water bottle

Your Perfect Tempo

"Comfortably hard" runs are key to racing your best, at any distance. Here's how to add tempo runs to your mix

Runner putting ice pack on knee

Patellofemoral Pain Syndrome (Runner's Knee)

Here's how to prevent and treat one of the most common running injuries

weight loss success: jorge cruise after picture

He Dropped 40 Pounds and Wrote a Diet Book

Before Jorge Cruise penned his best-selling fitness series, he transformed his own body—and life

"I Lost 45 Pounds and Improved My Golf Game!"

A life on the road caused golf pro Karen Stupples to pack on the pounds. But a few simple food swaps helped her go from a size 12 to a size 4!

weight loss: Christina Taylor after picture

"Facebook Helped Me Slim Down"

For Christina Taylor, the internet provided a surprising source of weight-loss support

"I Discovered My Fitness Passion—And Dropped 30-Plus Pounds!"

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

"Zumba Transformed My Body--I lost 90 Pounds and Counting!'"

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

weight loss success Keoni Hudoba

This Personal Trainer Danced Off 142 Pounds

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

weight loss success Michael Knight

He Dropped 89 Pounds and Found a Career in Fitness

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

Weight loss success Gina Crome

She Lost 172 Pounds and Became a Dietitian

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

Rishi Sharma weight loss success

He Lost 110 Pounds—11 Years Ago

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

Sissy Lusk

She Walked Away 210 Pounds

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

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
Find out how many calories you burned while walking with this easy-to-use calculator. Enter your stats to get started!
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
Runner crossing finish line

Half-Marathon Jumpstart

Challenge yourself mentally and physically with a half-marathon. This 2-week training jumpstart will help you build your base before you embark on a 10-week training regimen.

Man running along road with mountains behind him

5-K Jumpstart

If you’re new to running, signing up for a race is the perfect way to kick off your routine and boost motivation. The Runner's World 5-K Training Jumpstart will help get you started—in just 2 weeks!