This book examines the biological and lifestyle factors that influence the aging process, presenting a structured overview of natural strategies for long-term well-being. It explains how oxidative stress, hormonal changes, cellular wear, and environmental exposure contribute to visible and internal aging, while outlining the roles of antioxidants, nutrition, physical activity, hydration, sleep quality, and stress management in supporting healthy function over time. The content also explores skin care fundamentals, sun protection, and the use of simple, homemade treatments based on accessible ingredients, placing anti-aging within a broader framework of preventive health and daily habits. The book is intended for adults who want a clear and accessible understanding of natural anti-aging practices without requiring medical expertise. It adopts an explanatory and practical approach, combining foundational science, lifestyle guidance, structured wellness principles, and step-by-step skincare recipes to provide a balanced perspective on maintaining physical vitality, emotional resilience, and skin health across different stages of life.