1) Our ancestors led healthier lives than modern people through physical activity like walking long distances and relying on natural remedies like ayurveda when sick. 2) Now, machines have made life easier but also more sedentary, leading to "lifestyle diseases" even as lifespans are longer. Physical activity is no longer ingrained in daily life. 3) Maintaining a balance of food, exercise, and rest is important for health, but modern stresses, unhealthy eating, and lack of exercise and quiet time have eroded people's health.