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The CDC has updated its COVID travel warning for cruises, advising only fully vaccinated individuals to travel and recommending testing before and after trips. A study highlights that older adults with chronic sleep issues face higher risks of dementia and early death, emphasizing the importance of addressing sleep problems.

What is the CDC's recommendation for unvaccinated individuals regarding cruise travel?

• They are advised to avoid cruises entirely.

• They should get vaccinated on the cruise.

• They can travel without restrictions.

• They should travel with caution.

Why does the CDC consider cruises to have an elevated risk of COVID-19 transmission?

• Because of the large number of passengers.

• Due to the close quarters on the ship.

• Because of the long duration of cruises.

• Due to the international nature of cruises.

What did the study find about older adults with chronic sleep issues?

• They have a lower risk of dementia.

• They have no significant health risks.

• They are more likely to live longer.

• They face a higher risk of dementia and early death.

What percentage increase in premature death risk is associated with regular sleep problems?

• 20%

• 44%

• 56%

• 70%

What is the recommended amount of sleep to potentially reduce the risk of dementia?

• Exactly 8 hours a night

• Exactly 6 hours a night

• Less than 5 hours a night

• More than 7 hours a night