Medical research

Exercise may have different effects in the morning and evening

Researchers from the University of Copenhagen have learned that the effect of exercise may differ depending on the time of day it is performed. In mice, they demonstrate that exercise in the morning results in an increased ...

Health

Night owls have higher risk of dying sooner

"Night owls"—people who like to stay up late and have trouble dragging themselves out of bed in the morning—have a higher risk of dying sooner than "larks," people who have a natural preference for going to bed early ...

Obstetrics & gynaecology

'Morning sickness' linked to lower miscarriage risk: study

Morning sickness is linked to a lower risk of miscarriage, according to research out Monday that suggests a woman's nausea and vomiting early in pregnancy may have protective effects for the fetus.

Health

Long and irregular work hours may impair sleep

People who have atypical work patterns, such as shift workers and those who work on the weekend, have worse quality and quantity of sleep, compared to those who work a typical 35–40 hour week, according to a new study.

Cardiology

Artery calcification more common in night owls, shows study

Artery calcification is almost twice as common in night owls compared to early birds, according to a study from the University of Gothenburg, Sweden. Circadian rhythm appears to be particularly important for the heart and ...

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