Sports & Fitness: Performance Training, Rules & Recovery

Elite athletic performance and general fitness are sustained through structured hypertrophy strategies, sport-specific conditioning, and rigorous adherence to injury prevention protocols.

Martial Arts Practice

BJJ Black Belt Vs. Judo Black Belt

Judo and Brazilian jiu jitsu, or BJJ, are both practices that evolved from traditional Japanese jiu jitsu. Stylistically, judo uses more standing and grappling poses while BJJ tends to focus on ground fighting.

Read more →
Sad businesswoman having back pain

Lower Back Pain: The Exercises to Avoid

Lower back pain is a common health problem with approximately 25 percent of Americans experiencing at least one day of lower back pain in any three-month period, according to the National Institute of Arthritis and Musculoskeletal and Skin Diseases. Exercise can both prevent and alleviate lower-back problems.

Read more →
Mature Man Jogging

Recovery Heart Rate Zone

Your heart rate recovery zone indicates how exercise affects your heart. Whether you are an exercise newbie or a seasoned athlete, it is helpful to know how long it takes your heart to recover from exercise and return to its resting rhythm.

Read more →
Woman jogging and listening music

Can I Lose Weight by Running Two Miles a Day?

Exercise is a proven way to burn calories. But to lose weight with a 2-mile daily run, you need to weigh yourself, measure your daily calorie intake and calculate how many calories you will burn through running. Adjusting your diet, if necessary, along with running is likely to help you achieve your weight-loss goal.

Read more →
young woman runner tying shoelaces on stone trail

The Best Running Shoes for Heel Support

Your heels can take a pounding when you run regularly, and without heel protection, runners are at an increased risk of developing plantar fasciitis. The plantar fascia is a wide band of muscle along the sole of the foot.

Read more →
Low angle view of a young man swimming underwater in a swimming pool

Calories Burned Swimming 1,000 Yards

The number of calories you can potentially burn swimming 40 lengths of a 25-yard pool largely depends on your weight and speed. You can calculate the amount of calories burned based on the American Council on Exercise tables for calorie expenditure if you know your weight and the time it takes you to swim 1,000 yards.

Read more →
Bird-eye view of Basket Ball Hoop

Radius of a Basketball Rim

The standard basketball rim used by NBA professionals, university and senior high players has an 18-inch inside diameter, giving it a radius of 9 inches. Rim measurements in international competitions are slightly different.

Read more →
Woman standing dribbling basketball, low section, blurred motion

Which Basketball Sneakers Have Good Arch Support?

Foot-related basketball injuries may be avoided with more support for a player's arches. Players with flat feet or high arches may be more prone to injuries and need different types of arch support.

Read more →
Diving

Is Swimming in Salt Water Easier Due to Higher Density?

It is perhaps more accurate to say that floating, rather than swimming, is easier in salt water. This is entirely due to the density of salt water in comparison to the density of outdoor fresh water or indoor pools. A swimmer's physiology also affects his ability to float in any form of water.

Read more →
Low angle view of a young man swimming underwater in a swimming pool

Is Swimming Good for the Rotator Cuff?

Is swimming good for the rotator cuff? Learn why it's not recommended, especially after surgery, and discover exercises to prevent swimmer's shoulder and rotator cuff injuries in swimmers.

Read more →
Goal Of 15,000 Steps

What Does Kcal Mean on a Pedometer?

Basic battery-powered pedometers measure the number of steps a person takes during a walking, running or jogging session. They're shown on a digital display. Some pedometers also have a kcal digital display function. This shows the number of calories burned during exercise.

Read more →
Boy Playing Basketball

Elementary Basketball Court Dimensions

There are no official youth basketball rules governing youth court dimensions, but there is a consensus about size in the national youth leagues, according to My Youth Basketball Player. An elementary school basketball court measures 74 feet by 42 feet.

Read more →
Four people stretching in aerobics class

Is It Bad to Exercise Without a Bra?

Exercise clothing is typically designed to allow free movement. However, women who discard their bra during exercise should consider the effect this has on their breasts.

Read more →
Mature Man Jogging

A Healthy Body Fat Percentage for Runners

Individual sports require a specific body composition and with running, different types of runners will benefit from different body types. The ideal body fat percentage for runners varies between sprinters and distance runners. Runners also need to be aware that becoming too lean has a negative effect on your health.

Read more →