This document discusses several intermittent fasting methods for weight loss, including the 14:10 method, 16:8 method, Eat-Stop-Eat method, and 5:2 diet. The 14:10 method involves a 14 hour fasting window and 10 hour eating window. The 16:8 method fasts for 16 hours and eats within an 8 hour window. Eat-Stop-Eat fasts for 24 hours, 1-2 times per week. The 5:2 diet allows normal eating 5 days a week and restricts calories to 500-600 per day for 2 days. All methods aim to help with weight loss and provide potential health benefits like reduced risk of disease. Consultation with a doctor is recommended before