Among them are these: * A hormone made by the heart.

It makes hormones that control the way your body uses energy.

There are some kinds of cells whose main job is to make hormones.

The gland, in turn, makes hormones which affect the rest of the body.

Scientists have identified a hormone, made in the gut, that makes people feel full after eating.

It also controls hormones made by many other glands in the body.

It makes hormones that help the body work normally.

The hormones made by functioning tumors may cause certain signs or symptoms of disease.

This gland makes hormones that regulate the way the body uses energy.