Women with an evening vs morning chronotype were 54% more likely to have unhealthy lifestyles that in turn accounted for a significant increased risk for diabetes.
Cluster headache and migraine are described as "highly circadian at multiple levels," suggesting hypothalamus involvement and potential for new treatments, study authors say.
ACC 2023. A large study found increased risk for MI regardless of age and detected particularly heightened risk among women and persons with diabetes who have insomnia.
Sleep duration irregularity was associated with measures of subclinical atherosclerosis in a racially and ethnically diverse study of more than 2000 adults.