Though not required currently for staging, regression is a histopathologic parameter typically reported upon diagnosis of an invasive primary cutaneous melanoma. The studies examining the prognostic ...

If you have a 12-month-old, there’s a good chance you’re already familiar with sleep regression. The phenomenon, which causes babies who were previously sleeping well to wake at frequent and ...

The consensus among sleep specialists is that there are roughly six stages of sleep regression at different ages—when the baby is 4, 6, 8, 12, 18, and 24 months old. While sleep regression is a common ...