Discover the safe duration of fasting and its health benefits. Learn about intermittent fasting, extended fasting, and alternate-day fasting. Consider factors like age, gender, and health. Find out the recommended fasting durations and the risks of prolonged fasting. Explore how fasting affects different body systems and its potential benefits for conditions like diabetes, obesity, and heart disease. Delve into religious and cultural fasting practices and get guidelines for safe fasting.