I WONDER - What Jobs Do Hormones Do? Me Pregunto - Qué Trabajo Realizan Las Hormonas?

Hormones play crucial roles in the body. Testosterone aids in muscle building and voice deepening during puberty, while estrogen helps in the development of female physical characteristics such as breasts and hips.

Can you explain the importance of hormones in the human body?

What are some physical changes that occur in girls due to estrogen?