Woman awake in bed at 3 AM with racing thoughts and trouble sleeping after 40.
Sleep & Recovery, Healthy Aging

Waking Up at 3 AM With Racing Thoughts? 9 Reasons It Happens After 40

Waking up around 3 AM with a busy mind can feel frustrating, especially after 40. Here are 9 possible reasons it happens, simple nighttime habits that may help, and when to seek medical advice.