I mean if he‘s staring at you, I would say yes, he does like you. Although the age difference, many married couples have the same age difference Or even more, it can be anywhere from 1-5 age difference. So we don’t have to worry about that. If your comfortable sitting on the bed with him, it could also mean that you could develop soemthing towards him ;). If he shy, he fine. Thats what we all do, like as a boy myself, we always act shy and more kind toward the person we like and we act tough when they look at us and we know. So if you like him I think it would be a perfect relationship.
Bacteria help protect the cells in your intestines from invading pathogens and also promote repair of damaged tissue. Most importantly, by having good bacteria in your body, bad bacteria don't get a chance to grow and cause disease.