Several key hygiene practices are essential for disease prevention: - Hand Hygiene: Washing hands with soap and water or using hand sanitizer. - Respiratory Hygiene: Covering mouth and nose when coughing or sneezing. - Food Hygiene: Ensuring food is prepared and stored safely to prevent foodborne illnesses. - Water Hygiene: Drinking clean water and using safe water sources. - Sanitation: Properly disposing of human waste and maintaining clean living environments.