A sleep physiologist has revealed the ‘remarkable’ results of a study which suggest insufficient sleep is more closely tied to shorter life expectancy than diet, exercise, or loneliness getting seven to nine hours of sleep a night could help to support long-term health – and getting less than seven hours could cut years off your life. When compared to other lifestyle factors, the association between sleep and life expectancy was stronger than that of diet, physical activity, or social isolation. Smoking was the only factor that showed a greater influence. People really should strive to get seven to nine hours of sleep if at all possible. Scientists have long recognized that sleep supports overall health, but the authors said they were surprised by how closely sleep duration was linked to life expectancy. “I’m a sleep physiologist who understands the health benefits of sleep, but the strength of the association between sleep sufficiency and life expectancy was remarkable to me.” connections between sleep and life expectancy in the US. The study did not look into the biological reasons behind the connection, but McGill noted that sleep plays a critical role in heart health, immune function, and brain performance. Sometimes, we think of sleep as something we can set aside and maybe put off until later or on the weekend. Getting a good night’s sleep will improve how you feel but also how long you live.”
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I Am A Sleep Physiologist Getting Less Than This Much Sleep Could Cut Years Off Your Life
