More time in REM (rapid eye movement), or dream, sleep was linked to lower risk of 83 diseases in a study of 95,559 UK adults.
About 48 extra minutes of REM sleep was tied to a 26% lower risk of heart failure and a 46% lower risk of dementia.
More deep sleep was linked to lower risk of Type 2 diabetes and major depression.
Sleeping six to eight hours carried the lowest risk for 69 conditions, while under five hours raised risk for 37.
A steady sleep schedule, skipping alcohol, morning light and magnesium-rich foods may help improve sleep naturally.
It turns out that how much time you spend dreaming might be just as important as the number of hours you spend in bed. A major new study published September 17 in the journal PLOS Medicine tracked 95,559 adults from the UK Biobank for a full week, using wrist activity monitors to measure sleep stages, then followed their health records for nearly nine years.
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