As winter draws in, along with the nights, some of us can start to see changes in our sleep — and may even experience 3 am wake-ups. So, why does this happen? With temperatures dropping and less ...

Waking up early between 3 and 5 AM is common. Experts link it to stress and disrupted sleep cycles. Folklore calls it the 'hour of the wolf'. Science shows body functions are low then. Stress and ...

Toddlers need 11 to 14 hours of sleep every day, but that doesn't mean they'll hit the sack at 7 p.m. and not stir again until morning. Even if your toddler has been sleeping through the night in her ...