In a world increasingly characterized by rapid change and constant challenges, maintaining good physical and mental health is more important than ever. "Essentials in Health & Mental Health" is a comprehensive exploration of the multifaceted landscape of health and well-being, delving into key aspects that affect individuals of all ages, backgrounds, and circumstances. Through the lens of 20 meticulously crafted chapters, this book takes you on a journey to understand the essential elements that contribute to our overall health, from the invisible struggles of loneliness and mental health problems to the impact of global events like the COVID-19 pandemic.