Biology Regents Practice Exam 2025 - Free Practice Questions and Study Guide

Consuming energy drinks that are high in caffeine can lead to an imbalance in homeostasis, which is the body's ability to maintain a stable internal environment despite external changes. Caffeine acts as a stimulant that can elevate heart rate and blood pressure, potentially causing the body to react in ways that disrupt its normal regulatory mechanisms. This stimulation can lead to increased levels of adrenaline, causing the body to enter a state of heightened alertness but also resulting in physiological stress.

Moreover, excessive caffeine can impact hydration levels, as it is a diuretic that increases urine production, potentially resulting in dehydration. Both heightened physiological responses and dehydration can contribute to homeostatic imbalance, as they can interfere with the body's normal functions and processes. Maintaining homeostasis is critical for overall health, as it ensures that bodily systems operate effectively and that the internal environment is kept within optimal ranges.