Fasting means you can't eat or drink when the sun is up.When the sun is down and its really dark you can finally eat. You have to wake up early like 5 or 6 a.m if you want to eat before you fast. Muslims only fast in August when september comes thats when Eid starts. Muslims don't have to fast the whole month you can fast any time or 2,3,4, 5 days. Muslims fast because they want to feel how the poor people felt. Some people fast because Allah says to fast. If you fast you need to be over 8 years old. Muslims don't have to fast but they have to fast sometimes.