700 Children's® – A Blog by Pediatric Experts

Posts by Reno Ravindran, MD

Posted by: Reno Ravindran, MD on Apr 09, 2026

Cauliflower ear often starts as a painful, swollen “blood blister” on the ear after sports like wrestling or rugby. Learn how fast treatment can prevent permanent ear changes, what drainage and pressure dressings involve, and why protective headgear matters for avoiding repeat injuries.

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sports therapist stretching a boys legs
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Does your Child Need a Sports Physical?

First published July 2014 Updated Janurary 2026 It’s that time of year again. Time for Pre-Participation Exams (PPE), better known as sports physicals. All young athletes in middle school and older need to have a sports physical to compete in organized activity.
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You Never Have Just a Sprained Knee
A knee injury might seem minor, but it can signal something more serious. Learn why proper diagnosis and care are essential for long-term health.

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Pediatric News You Can Use From America’s Largest Pediatric Hospital and Research Center

700 Children’s® features the most current pediatric health care information and research from our pediatric experts – physicians and specialists who have seen it all. Many of them are parents and bring a special understanding to what our patients and families experience. If you have a child – or care for a child – 700 Children’s was created especially for you.

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Teen pitching a baseball.

Throwing Guidelines for Baseball Players

Jun 24, 2015

From that 1st pitch to a throw from outfield to home plate, throwing is a big part of baseball. Shoulder and elbow growth plate injuries are common in young athletes who play a high volume of games each season and throughout the year. Here are 9 tips for preventing injuries. Read More