Quoting Hybiscuss:" <blockquote><b>Quoting Bry & Ry's Mommy (::</b>" Thanks Mama! I really need to talk ... [snip!] ... sleeps 1-2 hours max during the day (in half hr segments) It's been like this since she was a newborn. I'm out of my mind! "
It's normal mama. Google natural child project and click on the articles section and 'sleep' for some research based info.
Cognitive spurts, milestones, teething, developmental leaps, exposure to illness, change in routine, new foods etc all cause night waking. Sleeping through is not the biological norm, it's an imposed cultural thing. Can you sleep when she does? cosleep? Get a nap in the evening or weekend when someone else watches her? It does get easier. Our worst month was 15, after that it steadily improved and i was regularly getting 3-4 hours solid sleep between waking. Once they pass the vocab explosion (around 21 mo) most kids start sleeping through much much better. It gets easier as it gets less erratic. It will pass