What is homeostasis?

Homeostasis refers to the body's ability to maintain a stable internal environment despite external changes. This concept encompasses various physiological processes that work to keep conditions in the body, such as temperature, pH levels, hydration, and electrolyte balance, within a narrow and optimal range. For example, when the body temperature rises, mechanisms such as sweating and vasodilation help cool it down. Conversely, if body temperature drops, shivering and vasoconstriction help retain heat.

The importance of homeostasis lies in its role in ensuring that the body's systems function efficiently and effectively, allowing for optimal health and performance. Aspects included in homeostasis can affect metabolic processes, energy levels, and overall wellness. This regulation is not limited to a single function, but rather encompasses a wide range of processes, which demonstrates why maintaining a stable internal environment is crucial for survival.