According to The Baby
Sleep Site, sleep regressions — which the site defines as «a period of time (anywhere from 1 — 4 weeks) when a baby or toddler who has been sleeping well suddenly starts waking at night, and / or skipping naps (or waking early from naps) for no apparent reason» — tend to happen around major changes in baby's development (such as growth spurts or teething or crawl
Sleep Site,
sleep regressions — which the site defines as «a period of time (anywhere from 1 — 4 weeks) when a baby or toddler who has been sleeping well suddenly starts waking at night, and / or skipping naps (or waking early from naps) for no apparent reason» — tend to happen around major changes in baby's development (such as growth spurts or teething or crawl
sleep regressions — which the site defines as «a period of time (anywhere from 1 — 4 weeks) when a baby or toddler who has been
sleeping well suddenly starts waking at night, and / or skipping naps (or waking early from naps) for no apparent reason» —
tend to happen around major changes in baby's development (such as growth spurts or teething or crawling).