This document discusses healthy and unhealthy habits for health. It outlines several healthy habits like regular physical activity, sufficient rest, a balanced diet, and good hygiene. Regular physical activity provides benefits like improved heart and respiratory health. It also discusses unhealthy habits like tobacco, alcohol, drugs and obesity which can negatively impact health. Obesity in particular is defined as an excessive accumulation of body fat that increases health risks like cardiovascular disease and diabetes. Overall the document provides an overview of lifestyle factors that positively and negatively influence physical health.