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Background: A previous study found that consuming 5 or more cups of coffee per day was associated with increased incidence of heart failure (HF). We sought to evaluate this association in a larger population.
Methods: We measured coffee consumption using food frequency questionnaires among 37,315 men without history of myocardial infarction, diabetes, or HF. They were observed for HF hospitalization or mortality from January 1, 1998, until December 31, 2006, using record linkage to the Swedish inpatient and cause of death registries. Cox proportional hazards models adjusted for age, dietary, and demographic factors were used to calculate incidence rate ratios (RR) and 95% confidence intervals (CIs).
Results: For 9 years of follow-up, 784 men experienced an HF event. Compared to men who drank
Conclusions: This study did not support the hypothesis that high coffee consumption is associated with increased rates of HF hospitalization or mortality.
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http://dx.doi.org/10.1016/j.ahj.2009.07.006 | DOI Listing |
J Addict Nurs
September 2025
Annika Norell, PhD, School of Behavioral, Social and Legal Sciences, Örebro University, Örebro, Sweden; Faculty of Health Sciences, Kristianstad University, Kristianstad, Sweden.
Background: Although there is substantial evidence of the negative impact of caffeine use on sleep quality, few studies focus specifically on adolescents' patterns of use. This study aimed to identify patterns of caffeine use among adolescents and analyze their association with sleep quality.
Method: A cross-sectional study was conducted in southern Sweden including 1,404 adolescents aged 15-17 (56.
JMIR Public Health Surveill
September 2025
Earth Observation Centre (EOC), Institute of Climate Change, Universiti Kebangsaan Malaysia, Bangi, Selangor, Malaysia.
Background: Neighborhoods resulting from rapid urbanization processes are often saturated with eateries for local communities, potentially increasing exposure to unhealthy foods and creating diabetogenic residential habitats.
Objective: We examined the association between proximity of commercial food outlets to local neighborhood residences and type 2 diabetes (T2D) cases to explore how local T2D rates vary by location and provide policy-driven metrics to monitor food outlet density as a potential control for high local T2D rates.
Methods: This cross-sectional ecological study included 11,354 patients with active T2D aged ≥20 years geocoded using approximate neighborhood residence aggregated to area-level rates and counts by subdistricts (mukims) in Penang, northern Malaysia.
J Viral Hepat
October 2025
Endemic Medicine Department, Faculty of Medicine, Helwan University, Cairo, Egypt.
Chronic liver disease (CLD) is a leading cause of global morbidity and mortality, necessitating effective preventive strategies. Growing evidence is linking coffee consumption with reduced risk of disease progression in various CLDs, including metabolic dysfunction associated steatotic liver disease (MASLD), alcoholic liver disease, hepatitis B and C, autoimmune hepatitis, and a reduction in the risk of hepatocellular carcinoma development. Coffee, a globally consumed beverage, contains bioactive compounds like caffeine, chlorogenic acids, diterpenes, and polyphenols, which may offer hepatoprotective benefits through anti-inflammatory, antioxidant, and metabolic regulatory effects.
View Article and Find Full Text PDFHaematologica
September 2025
Department of Biochemistry and Molecular Genetics, University of Colorado Denver - Anschutz Medical Campus, Aurora, CO, USA; Omix Technologies Inc, Aurora, CO.
Caffeine is the most widely consumed psychoactive substance globally, yet its peripheral physiological effects remain incompletely understood. Leveraging comprehensive data from 13,091 blood donors in the REDS RBC-Omics study, we identify caffeine as a significant modulator of red blood cell (RBC) storage quality and transfusion outcomes. Elevated caffeine levels were reproducible across multiple donations from 643 recalled donors, selected based on their extremes in hemolytic propensity.
View Article and Find Full Text PDFInt J Dent
August 2025
Dental Sciences Research Center, School of Dentistry, Guilan University of Medical Sciences, Rasht, Iran.
Ceramic restorations have become a cornerstone of modern dentistry. Color stability is crucial for dental ceramics to maintain the esthetic appearance of restorations over time. Given the widespread consumption of staining agents like coffee, tea, and cola, this study aimed to assess the color stability of three ceramics after thermocycling in different solutions.
View Article and Find Full Text PDF