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Lily M. Rosario

Lily is a Physical Education teacher. She has been contributing to Health Constitution's fitness section since the founding of this website. These days, she contributes more regularly as her daughters are growing up, giving her more personal time.


Articles by Lily M. Rosario

Concentric vs Eccentric Exercise

Exercise comes in three exercise categories: concentric, isometric, and eccentric. Each category is a fundamental building block of a total exercise plan. Learning about these types of exercises will help you understand how your muscles work. In this article, we…

Fitness