Mommies, how do you cope with stress? Something's been a tough day for…

Mommies, how do you cope with stress? Something's been a tough day for my son all day long, he's crying non-stop, I don't know if his upper teeth might be coming in at our age? He doesn't want to play or anything, he just wants to sleep. Seems full and already slept, but I don't know what's going on. I put him to bed at night, but he wakes up every half hour, it's been like that all night. Of course, you can't say that, I love him so much, but I'm exhausted. My husband helps as much as he can, but he works late, and I don't know