How do you handle hunger at work when you can smell food from the kitchen or break room?

I work night shifts. How do I set up a fasting schedule that works with a 10pm-6am work schedule?

How do you handle dinner parties and family events where you can't control what food is served?

I'm 58 and my metabolism feels like it's completely stopped. Is it too late for fasting to work for me?

What is the difference between hunger and wanting food out of habit? How do you tell them apart?