I can't anymore, I'm so exhausted, the child won't sleep because of th…

I can't anymore, I'm so exhausted, the child won't sleep because of the heat, he turns over on his belly at night then starts crying, trying to turn over again, and I get up twenty times a night. Today was an awful night, it felt like I didn't sleep at all, I'm going crazy, the child is also nervous, I can't anymore, my husband is not here, he works in another city, I live with his mother-in-law, there is no help from her, I'm already losing consciousness from how tired I am, it's 30 degrees inside, the air conditioner cannot be turned on, outside in the yard it's