A good night’s rest is the bedrock of a healthy lifestyle. While countless people focus on workouts, nutrition, and activity tracking, many underestimate the transformative power of sleep. From regulating hormones and cementing cognitive function to aiding muscle growth and fat loss, proper sleep forms a cornerstone for consistent progress in fitness and well-being. Sleep monitoring helps you understand your nighttime patterns, revealing how rest—or lack thereof—impacts your training, energy levels, and mental clarity. In this guide, we’ll explore why sleep is so vital, how to track it effectively, and strategies for optimizing your rest to supercharge your health goals.