ELI5: Explain Like I'm 5

Endocrine system

The endocrine system is like a special messaging system inside our body. The system is made up of different organs that make hormones. Hormones are like little messengers that travel around our body through our blood and help different parts of our body stay balanced and work together like a team.

Just like a captain tells players on a sports team what to do, hormones tell our different body parts what they should be doing. They can help control things like our growth, metabolism, digestion, and mood.

Our body has different endocrine glands like the pituitary gland, thyroid gland, adrenal gland, and pancreas, and each of them releases different hormones that help control different parts of our body.

For example, the pituitary gland produces growth hormone that helps us grow taller and stronger, while the thyroid gland makes thyroid hormone that controls our metabolism and how much energy our body uses. The adrenal gland also makes hormones that control our stress response and help us deal with danger.

So, the endocrine system is a very important system in our body that helps keep everything working together harmoniously.