Portrait of boy (10-11) sitting on playing field, stretching

Weight Training for 13-Year-Old Boys

When done properly, weight training offers numerous health benefits to 13-year-old boys. In fact, the American College of Sports Medicine states that a child can safely participate in weight training as long as they are mature enough to follow directions.

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Person swimming in pool

Muscular Strength in Swimming

Swimming requires both muscular strength and endurance. While endurance is the ability of the muscles to perform repeated submaximal contractions over time, strength is the amount of force that your muscles are able to produce.

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runner sunrise

How Much Fat Do You Burn When Running One Mile?

Depending on the intensity of your running session, you could be burning primarily fat or carbohydrates. However, when looking for the best exercises for losing fat, you want to check out how effective an activity is at burning overall calories.

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How to Combine Weights & Plyometrics

Athletes looking to increase their strength and power often incorporate both weight-training and plyometrics into their workout programs. However, scheduling your weight-training and plyometric workouts appropriately is essential to maximize the effectiveness of your training.

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Man doing exercise with machine in gym, side view, differential focus

How to Gain Muscle Definition

Get ready to incorporate regular trips to the gym if you’re looking to improve muscle definition. For muscles to be visible, you've got to build muscle tone while simultaneously reducing your body fat percentage.

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Woman seated on rock meditating

Why Is Posture Important?

The term posture is used to describe how your body is positioned when you're sitting, standing and lying down. Proper posture is important for a number of reasons, including that it places your body in an alignment where the stress on supporting ligaments, tendons and muscles is limited.

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Agility Training Ladder

Football Drills to Increase Speed & Agility

To excel at football, you’ve got to have exceptional speed and agility. On offense, you’ll be able to run faster down the field and dodge opponents. Defensively, you’ll be better able to stay on a wide receiver and track down a running back.

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high angle view of hands holding a cup of coffee

The Effect of Caffeine on Heart Rate

Caffeine is a widely used psychoactive drug found in many drinks, such as coffee, tea and cola. Caffeine is naturally present in the leaves and seeds of a variety of plants. Consuming caffeine has significant physiological effects on your body--one being its direct effect on your heart rate.

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Couple enjoying wine tasting.

How Many Calories in Rose Wine?

As a chilled wine, rose is a popular choice. Those who are monitoring their calorie intake in an effort to reach or maintain a healthy body fat percentage should understand how drinking wine will affect their total calorie intake.

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Yoga class

Calories Lost in Doing Yoga 20 Minutes a Day

Incorporating exercise into your regimen is an important component to a successful weight loss program. While yoga burns some calories and provides numerous health benefits, it’s not considered efficient if you're looking to burn a significant number of calories.

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