A recent study published in JAMA Network Open suggests that individuals with fluctuating sleep habits over the years may face an elevated risk of cognitive impairment as they age. The research, conducted by examining data from 614 adults over two decades, revealed a notable association between inconsistent sleep patterns and cognitive decline.
The study participants, who provided information on their sleep habits every three to five years, underwent extensive cognitive testing. By the conclusion of the study, 7.2 percent of the participants, totaling 44 individuals, exhibited evidence of cognitive impairment.
The findings indicate that those reporting the highest variability in their sleep duration over time were more than three times likely to develop cognitive impairment compared to their counterparts with more consistent sleep patterns.
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According to Dr. Matthew Pase, an associate professor of neurology and the director of the Aging and Neurodegeneration Research Program at Monash University in Australia, "We know that sleep regularity — the consistency of sleep and wake times — is important for overall health."
These results underscore the potential significance of maintaining a stable sleep routine throughout adulthood as a protective measure against cognitive decline in later years. As the research sheds light on the intricate connection between sleep patterns and cognitive health, further investigations may offer insights into preventive strategies and interventions to support cognitive well-being as individuals age.
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