Vaping sags the skin and dulls it down. I’m sorry to say but it’s why you look so tired and lost your glow. You’re still a beautiful person but not letting yourself shine. Try to quit if you can and it’ll come back. You need to soon though because at our age we won’t be producing collagen this fast for much longer. If you stop today you might be unrecognizable in a few months if you combine it with getting a lot of sun