👉 Catecholamines are a type of hormone that play a crucial role in regulating various bodily functions, including heart rate, blood pressure, and digestion. These hormones include adrenaline (adrenaline) and noradrenaline (noradrenaline). Adrenaline is produced by the adrenal gland and is released into the bloodstream to send a signal to the body's muscles to prepare them for action. Adrenaline signals the heart to beat faster and pump blood more quickly, which can