"Help! Who went through the regression sleep stage? How did your kids …

"Help! Who went through the regression sleep stage? How did your kids show it? From night they started waking up every 7 times, without exaggeration. And each time with crying. Before I would give her breast and we'd fall asleep again. Now we have to hold her, rock her, she gets fussy and falls asleep. 40 minutes pass again, she wakes up. I'm like a zombie. I walk angry, I jump on my husband... I first blamed it on the belly. But when she fully wakes up, I don't see anything bothering her. She smiles immediately, happy, gurgles with me. Specifically when she wakes up and is still half asleep, crying, eyes