Two runners at starting blocks, Seoul Olympics, Close-up of legs

What Does Dorsiflexion Do When Sprinting?

Sprinting seems like a simple exercise on the surface, but when you dig a little deeper, you find that it's the little things that separate the fastest runners in the world from the competition.

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Wrestler in ring

Is Wrestling the Hardest Sport?

If wrestling isn't the most difficult sport in the world, it's one of the most exhausting. To succeed at the highest levels in wrestling, you need a combination of physical power, speed, technical skill, mental toughness and endurance.

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How to Strengthen Your Wrists for Punching

Whether you're boxing, kickboxing or just burning calories on the heavy bag in your basement, your knuckles, hands and wrists are always at risk for injury when you punch. You can minimize this risk by performing exercises to strengthen your wrists.

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How Long Will it Take to Get Ripped Doing Sprints?

Sprinting is an intense anaerobic workout that recruits more muscle fibers than traditional light or moderate aerobic cardio workouts. Because of this, sprinters often exhibit more muscular, powerful physiques than distance runners.

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Person using treadmill

Manual Vs. Motorized Treadmill

Do your homework before hopping on a treadmill. Taking the time to understand the features of manual and motorized treadmills can help maximize the benefits of your workout. There are significant differences between a manual treadmill and a motorized treadmill, including cost, features, size and maintenance needs.

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Young woman running on treadmill

What Are the Causes of a Noisy Treadmill?

A treadmill workout should not create a symphony of squeaks, screeches and whines. If you're experiencing loud noises while operating your treadmill, maintenance may be required.

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Woman in the gym

Why Is My Treadmill Shocking Me?

Treadmills are powerful machines that can generate static electricity, causing some users to receive a shock. In excess amounts, static electricity can damage the treadmill's electronic components. There are simple steps you can take to reduce the risk of being shocked by your treadmill.

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Woman sitting on treadmill

Treadmill and a Burning Smell

While using a treadmill is a good way to burn calories, a burning smell is a sign that your machine needs maintenance. Thorough troubleshooting of the machine's main components needs to be conducted. Unplug the machine from its power source before performing such tasks.

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Tai chi

Exercises for People Over 70

While there is no fountain of youth, staying active can help seniors feel much younger than their age. As long as individuals over 70 are cleared by their doctor, moderate exercise offers numerous health benefits.

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Yoga class

Does Exercise Cause Lighter Periods?

If you dread your period each month, hitting the gym may help. Regular, moderate exercise may reduce your menstrual flow and decrease other common period symptoms. Excessive exercise can trigger a complete absence of periods.

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Senior woman posing with weights

The Use of Hand Weights While Walking

Working out with hand weights while walking may offer more risks than benefits. While adding hand weights to aerobic activities can increase energy expenditure, it can also cause injuries. There are alternatives to hand weights that provide a safer resistance training element to your walking routine.

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Marathon

What Is Considered Excessive Exercise?

While too little exercise can be bad for your health, too much isn't good either. Overexertion can decrease your performance and increase your injury risk. It can cause short-and long-term side effects and even lead to heart damage.

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young woman jogging

Exercise and Its Effects on Serotonin & Dopamine Levels

Serotonin and dopamine are chemicals produced in the brain -- neurotransmitters -- that improve mood and protect against mental health disorders. Serotonin, which is produced by long-term cardio exercise, decreases depression and hostility, and improves agreeable social behavior.

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Man sitting on exercise mat

Exercises to Tone Your Thighs When You're Older Than 50

Strong, toned thigh muscles support knee movement and can lessen the possibility of increased knee weakness and damage that comes with aging -- a particular concern for people over 50. Wear and tear of the knee cartilage can be increased by squats, stair climbing and running uphill.

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Trainer instructing a young woman with sports equipment in the gym

Numb Fingers After a Weight Workout

Lifting heavy weight with your hands puts pressure on the nerves of the wrist, which can cause numbness and tingling. If you are bending your wrists while lifting, blood supply to your fingers is reduced, which can also cause numbness.

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Weigh Scale

Is There a Normal Weight for a Height of 5 feet 10 inches?

The normal weight range for a 5-foot-10 person is from 129 to 174 pounds, according to the World Health Organization. This is based on the Body Mass Index -- BMI -- for normal weight of 18.5 to 24.99, and calculated by dividing weight in kilograms by the square of height in meters.

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Handsome muscular man resting on the bench

Raised Blood Pressure and Bodybuilding

Bodybuilding puts strain on the entire body and cardiovascular system, causing a temporary raise in blood pressure. With a safe exercise program, this is normally not a problem for a healthy person.

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fitness woman

Working With Weights to Help Relieve Stress

Physical activity reduces stress by releasing endorphins, which are chemicals produced in the brain during times of pain and stress; they also improve your mood and decrease tension.

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Close up of happy fatty woman

The Best Weight-Loss Ways for High Schoolers

Regular calorie-burning exercise and a healthy, low-fat diet are the best ways for high school-age people to lose weight. Extreme dieting can be dangerous and being underweight is harmful to your health. Instead, tone up with exercise to get in shape safely.

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