Sleep disorders

Acting out dreams can signal a serious disorder

Dreams are excursions of our central nervous system, unfolding when the body is at rest, but our brains are in thrall to rapid eye movement (REM) sleep. For people with a rare condition, their whole body acts out the dream, ...

Pediatrics

How to calm your child after a nightmare

Most parents have experienced it: Your young child wakes up distraught, sure that the nightmare they've just suffered through is real.

Cardiology

Why Doesn't CPAP Reduce Heart Disease?

A study of people with obstructive sleep apnea suggests that high CPAP pressures may explain why the machines do not lower a patient's risk of heart disease, which is about two to three times higher than average.