Sleep is essential to and an integral part of life and when lacking or disrupted, a multitude of
mental and physical pathologies ensue, including cardiovascular (CV) disease, which …

Background Evidence from epidemiological studies has demonstrated that a shorter or
longer duration of nighttime sleep may increase the risk of metabolic syndrome. Little is …

Background Whether self-reported daytime napping is an independent predictor of
cardiovascular or all-cause mortality remains unclear. The aim of this study was to …

Abstract Study Objectives: Prospective evidence on the association of sleep duration and
midday napping with metabolic syndrome (MetS) is limited. We aimed to examine the …

Background: The blue light emitted from the screens of smartphones, tablets, and laptops
(short wavelengths enriched devices) is known to suppress/delays endogenous circadian …

In healthy individuals, a reduction in cardiovascular output and a shift to
parasympathetic/vagal dominant activity is observed across nocturnal sleep. This cardiac …

Habitual daytime napping is a common behavioral and lifestyle practice in particular
countries and is often considered part of a normal daily routine. However, recent evidence …

Objectives To examine the associations between self‐reported nighttime sleep duration and
daytime sleep and incident heart failure (HF) in men with and without preexisting …

Although napping has received attention because of its associations with health and use as
a method to understand the function of sleep, to our knowledge no study has systematically …

Study objectives The temporal relationship between nocturnal sleep and daytime napping
has only been assessed in small non-representative samples, and suggests that nocturnal …