BBC Science Focus Magazine

HORMONES THE EXPLAINER

What are hormones?

Hormones are chemical messengers that travel throughout the body, telling our cells and organs what to do. They regulate nearly all bodily processes and affect every aspect of our daily lives, influencing how we feel, what we look like, and how we act, whether that's hungry, hairy or happy.

Crucially, hormones are responsible for maintaining the body's delicate internal balance, which is required for optimal health. But sometimes, hormones become imbalanced or lose their ability to function effectively. This can cause a number of serious negative impacts on our health.

In other words, hormones are of great importance to every one of us, so keeping them regulated and in balance is vital, because they affect us when

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