Hurricane Rescue Effort
Jim Reed Photography/science Photo Library
Weight Training #1
David Woodfall Images/science Photo Library
Senior Female Athlete Clears Hurdle
Alex Rotas
Olga Kotelko #3
Alex Rotas
Elderly Woman Competitive Weights Thrower
Alex Rotas
Olga Kotelko #2
Alex Rotas
Weighing Scales #4
Ktsdesign/science Photo Library
Woman Boxing In A Gym
Aj Photo/science Photo Library
Older Man About To Throw Shot Put
Alex Rotas
Weight Loss #16
Ian Hooton/science Photo Library
Weight Loss #15
Ian Hooton/science Photo Library
Weight Loss #17
Ian Hooton/science Photo Library
American Red Cross
Us Army/science Photo Library
Masters British Athlete Clearing Hurdle
Alex Rotas
Senior British Female Athlete Mid-air
Alex Rotas
Man Using Exercise Machine
Science Photo Library
Woman Using Exercise Machine #1
Science Photo Library
Incontinence Implant #5
Zephyr/science Photo Library
Incontinence Implant #6
Zephyr/science Photo Library
Woman Stretching Leg Muscles #2
Science Photo Library
Bread Dough Rises
Photostock-israel/science Photo Library
Woman Stretching On Bridge #4
Microgen Images/science Photo Library
Woman Training With Coach
Microgen Images/science Photo Library
Woman Exercising Outside #2
Microgen Images/science Photo Library
Body Pump Fitness Class #4
Microgen Images/science Photo Library
Woman Doing Trx Workout #8
Microgen Images/science Photo Library
Woman Jogging In City #2
Microgen Images/science Photo Library
Gliding Disc Exercise #1
Microgen Images/science Photo Library
Personal Trainer With Female Client #3
Microgen Images/science Photo Library
Silhouette Of Woman Doing Yoga At Home At Sunrise
Sakkmesterke/science Photo Library
Penicillin Use #1
Library Of Congress/science Photo Library
Senior Pole Vaulter Clearing The Bar
Alex Rotas
Coal Workers
Science Photo Library
Workers In Patagonia #1
Peter J. Raymond
Joyful Older Female Athlete Running
Alex Rotas
Women Running
Science Photo Library
Woman Using Shoulder Press Machine
Science Photo Library
The First Bathing Compartment By W. Heath Robinson
Adam Hart-davis/science Photo Library
Childbirth #2
Ian Hooton/science Photo Library
Pulldown Cable Exercise
David Woodfall Images/science Photo Library
Woman Using An Exercise Bike
Aj Photo/science Photo Library
Woman Using An Exercise Bike #1
Aj Photo/science Photo Library
Woman Using Shoulder Press Machine #1
Science Photo Library
Incontinence Implant #7
Zephyr/science Photo Library
Woman Stretching On Bridge
Microgen Images/science Photo Library
Woman Doing Trx Workout #2
Microgen Images/science Photo Library
Group Exercise Class Outdoors #2
Microgen Images/science Photo Library
Woman Stretching On Bridge #1
Microgen Images/science Photo Library
Woman Training With Resistance Band
Microgen Images/science Photo Library
Woman Stretching On Bridge #2
Microgen Images/science Photo Library
Couple Jogging #1
Microgen Images/science Photo Library
Woman Doing Trx Workout #4
Microgen Images/science Photo Library
Woman Jogging In City At Night
Microgen Images/science Photo Library
Body Pump Fitness Class #5
Microgen Images/science Photo Library
Woman Exercising Outside #4
Microgen Images/science Photo Library
Woman Stretching On Bridge #6
Microgen Images/science Photo Library
Body Pump Fitness Class #7
Microgen Images/science Photo Library
Woman Exercising Outside #5
Microgen Images/science Photo Library
Body Pump Fitness Class #8
Microgen Images/science Photo Library
Body Pump Fitness Class #9
Microgen Images/science Photo Library
Training Outdoors With Personal Trainer
Microgen Images/science Photo Library
Young Woman Exercising With Resistance Band #1
Microgen Images/science Photo Library
Female Athlete Using Foam Roller
Microgen Images/science Photo Library
Gliding Disc Exercising
Microgen Images/science Photo Library
Woman Exercising With Sliding Fitness Discs
Microgen Images/science Photo Library
Gliding Disc Exercise #2
Microgen Images/science Photo Library
Young Woman Stretching After Training #3
Microgen Images/science Photo Library
Young Woman Exercising With Resistance Band #4
Microgen Images/science Photo Library
Farmers And Bullock Plough
Sinclair Stammers/science Photo Library
Female Athlete Using Foam Roller #5
Microgen Images/science Photo Library
Penicillin Use
Library Of Congress/science Photo Library