You may be 40 years old, but could your brain already be showing signs of accelerated aging? New research involving more than 18,000 people suggests that the answer may depend on much more than genetics or your date of birth.

disturbances are also associated with several health conditions that may influence cognitive aging.

Sleep apnea deserves particular attention because repeated breathing interruptions can disrupt sleep and affect oxygen regulation.

What may help: Maintain consistent sleep and wake times, create a dark and comfortable sleeping environment, limit caffeine late in the day, and seek medical evaluation for persistent insomnia or suspected sleep apnea.
5. Social Isolation and Loneliness May Affect Brain Health

Human beings are social creatures.

Conversations, shared experiences, relationships, and social activities engage multiple cognitive and emotional systems.

Social isolation and loneliness have been associated with poorer mental health