Aim: The aim of the present study is to review the effects of caffeine abstinence on the quality of sleep.
Background: Insomnia is a common problem and abstinence from caffeine is the most popular component in sleep hygiene advice. However, there have been inconsistent results relating to the effectiveness of caffeine abstinence in improving sleep.
Design: Systematic review.
Methods: We browsed several electronic databases and reference lists of articles about the correlation of caffeine consumption and sleep deprivation. We selected the articles according to predefined inclusion and exclusion criteria. Two reviewers assessed the quality of trials, which were selected according to the Jadad quality assessment scale. We included the trials scoring three or above in the systematic review and extracted their data. We assessed the heterogeneity of the studies before we considered whether or not to combine the studies' results.
Results: Three randomised control trials fulfilled the selection criteria among which two trials scored > or =3 on the Jadad scale. We included these two trials in our systematic review. The designs and outcome measurements of these two trials were not homogeneous, therefore, we did not combine their results. Instead, we conducted a critical appraisal. In one trial, caffeine abstinence was associated with significant lengthening of sleep duration (p < 0.01) and better sleep quality (p < 0.05). In another trial, subjects had less difficulty falling asleep on days when they drank decaffeinated coffee (p < 0.05).
Conclusions: The results showed that caffeine abstinence for a whole day could improve sleep quality. Thus, health practitioners were recommended to include caffeine abstinence in the instructions for sleep hygiene.
Relevance To Clinical Practice: This study demonstrates the effectiveness of caffeine abstinence in improving sleep quality. It provides evidence for the practice of including caffeine abstinence in sleep hygiene advice.
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http://dx.doi.org/10.1111/j.1365-2702.2008.02375.x | DOI Listing |
Mo Med
December 2024
Professor, Division of Child and Adolescent Psychiatry, Department of Psychiatry, Washington University School of Medicine, St. Louis, Missouri.
This article describes estimates of energy drink uptake using national-level data in the US and provides clinical strategies for evaluating patients with unhealthy energy drink consumption. Our approach is grounded in the paradigm of harm reduction, which supports incremental change while recognizing people's dignity, autonomy, individualism, and accountability.1 Rather than urge complete abstinence, we emphasize the importance of helping people understand energy drinks' potential harmful effects independently of whether individuals are ready to abstain from energy drinks.
View Article and Find Full Text PDFElife
November 2024
Metabolism and Nutrition Research Group, Louvain Drug Research Institute, UCLouvain, Université catholique de Louvain, Brussels, Belgium.
Background: Alcohol use disorder (AUD) is a global health problem with limited therapeutic options. The biochemical mechanisms that lead to this disorder are not yet fully understood, and in this respect, metabolomics represents a promising approach to decipher metabolic events related to AUD. The plasma metabolome contains a plethora of bioactive molecules that reflects the functional changes in host metabolism but also the impact of the gut microbiome and nutritional habits.
View Article and Find Full Text PDFEur Heart J
October 2024
Department of Cardiology, Maastricht University Medical Centre and Cardiovascular Research Institute Maastricht, Universiteitssingel 50, 6229 ER Maastricht, The Netherlands.
Atrial fibrillation (AF) is the most prevalent sustained cardiac arrhythmia. Comprehensive modification of established AF risk factors combined with dietary interventions and breaking deleterious habits has been shown to reduce AF burden and recurrence. Numerous AF risk factors, such as diabetes, obesity or hypertension can be partially related to dietary and lifestyle choices.
View Article and Find Full Text PDFJ Sport Rehabil
August 2024
Applied Human Health and Physical Function Laboratory, Department of Health, Exercise Science, and Recreation Management, University of Mississippi, University, MS, USA.
Context: Blood flow restriction resistance exercise studies often require caffeine abstinence to avoid cardiovascular effects that could change the blood flow restriction stimulus. However, effects may be attenuated for habituated users.
Objective: To compare cardiovascular responses to blood flow restriction resistance exercise when habituated users consume or abstain from caffeine.
J Nucl Cardiol
August 2024
Martin Bucksbaum Distinguished University Chair, Weatherhead PET Center for Preventing and Reversing Atherosclerosis, McGovern Medical School, University of Texas, Houston, USA. Electronic address:
Background: Data on cardiac positron emission tomography (PET) in liver transplantation (LT) candidates are limited with no prior study accounting for poorly metabolized caffeine reducing stress perfusion.
Method: Consecutive LT candidates (n = 114) undergoing cardiac rest/stress PET were instructed to abstain from caffeine for 2 days extended to 5 and 7 days. Due to persistently high prevalence of measurable blood caffeine after 5-day caffeine abstinence, dipyridamole (n = 41) initially used was changed to dobutamine (n = 73).
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