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Core Knowledge

Hundreds of comprehensive guides for improving your performance in sports and life.

Editor’s Picks

Nutrition

The New Science of Recovery Nutrition

All you need to know to refuel and rehydrate after your workout.

Wellness

24 Hours of Perfect Posture

Our ‘round-the-clock rules for perfect posture will help you stay energized, look leaner, and feel great.

Top 10 Articles

1.

Injury/Pain

Everything You Need to Know About Quadriceps Strains

A quadriceps strain occurs when the thigh muscles or tendons are stretched beyond their normal limits.

Injury/Pain

2. Everything You Need to Know About Hip Injuries

From hip flexor strains to hip pointers and hip bursitis, this primer covers them all to help you keep your hips strong and healthy.

Injury/Pain

3. What You Need to Know About Pinched Nerves

Learn all about this painful condition and how to treat and avoid it

Injury/Pain

4. The Complete Guide to Torn Biceps

Learn what a torn biceps is and how to treat it.

Injury/Pain

5. Beginner's Guide to Knee Pain

All you need to know to alleviate knee pain and prevent it from returning.

Injury/Pain

6. How to Treat a Dislocated Kneecap

What you need to know to make a comeback from this painful sports injury.

Injury/Pain

7. All About Pectoralis Muscle Strains

What to do if you strain the muscles of your chest.

Injury/Pain

8. The Complete Guide to MCL Injuries

Learn how to reduce your risk for this common sports injury.

Injury/Pain

9. How to Treat Runner's Toe

Runner's toe is not a serious injury, but it can be incredibly painful. Here's what to do about it.

Injury/Pain

10. Everything You Need to Know About Shin Splints

Shin splints occur when the bones, muscles, and joints of the lower leg endure constant pounding and stress. Are you susceptible?