Results 131 to 140 of about 168,979 (308)

Evidence Heavy Caffeine Drinkers Exhibit Caffeine Tolerance

, 2020
Caffeine is a drug widely used throughout the world, mostly in drinks. Physiological effects from the intake of caffeine include: changes in heart rate (HR), blood pressure (MAP) and respiration rates (RR).
McCullough, Colin, Valenti, Andrew J., Stall, Gunner   +2 more
core   +1 more source

Sleep‐Autonomic Interactions in Parkinson's Disease and Multiple System Atrophy: A Comparative Study Using Structural Equation Modeling

Movement Disorders Clinical Practice, EarlyView.
Abstract Background Parkinson's disease (PD) and multiple system atrophy (MSA) are α‐synucleinopathies with overlapping autonomic and sleep dysfunction, but distinct trajectories. Objectives This study compared sleep and autonomic profiles in PD and MSA and elucidated disease‐specific associations using structural equation modeling (SEM).
Bora Jin, Yoonkyung Lee, Seungho Lee, Byeol‐A Yoon, Young Jin Jeong, Sang‐Myung Cheon   +5 more
wiley   +1 more source

The immediate and short-term chemosensory impacts of coffee and caffeine on cardiovascular activity

, 2011
The immediate and short-term chemosensory impacts of coffee and caffeine on cardiovascular activity. Introduction: Caffeine is detected by 5 of the 25 gustatory bitter taste receptors (hTAS2Rs) as well as by intestinal STC-1 cell lines.
Whitton, P.A., Towell, A., Rhodes, G., Whitehouse, J., Shine, G., McMullen, M.K.   +5 more
core   +1 more source

Ursodeoxycholic Acid and Parkinson's Disease Risk: An Emulated Target Trial in UK Electronic Health Records

Movement Disorders, EarlyView.
Abstract Background Ursodeoxycholic acid (UDCA) has shown mitochondrial and neuroprotective effects and has been proposed as a treatment for Parkinson's disease (PD). However, population‐level evidence on its effect on PD risk is lacking. Objectives To compare the risk of incident PD among UDCA initiators versus matched non‐initiators within a ...
Chengsheng Ju, Anette Schrag, Camille Carroll, Xi Xiong, James Carpenter, Oliver Bandmann, Thomas Foltynie, Li Wei   +7 more
wiley   +1 more source

The Effect of caffeine on cognitive processes, sleep and sports performance

Journal of Education, Health and Sport
Introduction: Caffeine is one of the most frequently used psychostimulants in the world. It is present in many drinks consumed around the world. Its stimulating effect on the central nervous system has been known for years.
Radosław Szydłowski, Magdalena Bodera, Hanna Porwolik, Agata Porwolik, Agnieszka Porwolik, Anna Kaźmierska, Anna Hamerla, Julia Gawron   +7 more
doaj   +1 more source

Habitual Diet, Gut Microbiome Dysbiosis, and α‐Synucleinopathy Conversion in Isolated Rapid Eye Movement (REM) Sleep Behavior Disorder

Movement Disorders, EarlyView.
Abstract Background Accumulating evidence indicates that habitual diet, including plant‐based dietary patterns, is associated with neurodegenerative α‐synucleinopathy risk. However, the role of diet and its correlation with the gut microbiome in prodromal α‐synucleinopathy, specifically among patients with isolated rapid eye movement (REM) sleep ...
Suyi Xie, Yuhua Yang, Shi Tang, Li Zhou, Jing Wang, Joey W.Y. Chan, Brian Or, Ningning Li, Siyi Gong, Zhixuan He, Jianzhang Ni, Yaping Liu, Jihui Zhang, Paul K.S. Chan, Zigui Chen, Sunny Hei Wong, Vincent C.T. Mok, Ngan Yin Chan, Steven W.H. Chau, Yun Kwok Wing, Bei Huang   +20 more
wiley   +1 more source

The effect of consumption pattern on tolerance to caffeine

, 1995
The effect of caffeine consumption on blood pressure has been widely studied. Robertson et al. (J Clin Invest 67: 1111-1117, 1981) cited findings of tolerance to humoral and hemodynamic effects from caffeine within four days when caffeine is consumed ...
Zajakowki, Susan M.
core  

One-step encapsulation of caffeine in SBA-15 type and non-ordered silicas

, 2013
An in situ, one-step encapsulation methodology has been applied to the preparation of caffeine ordered (CAF@SBA-15) and non-ordered (CAF@silica) mesoporous silicas.
Liédana, Nuria, Marín, Esther, Téllez, Carlos, Coronas, Joaquín   +3 more
core   +1 more source

Bioactive Natural Products in Cardiovascular Disease: Focus on Thrombotic Events

Phytotherapy Research, EarlyView.
An overview of the role of natural products (NP) in cardiovascular disease prevention, highlighting key mechanisms of action: including antiplatelet, antithrombotic, anti‐inflammatory, and antioxidant effects. Additionally, it illustrates the integration of diet–drug interactions, nutritional epigenetics, and the role of artificial intelligence in ...
Maria Nektaria Magkoulia, Despoina Pantazi   +1 more
wiley   +1 more source

Determination of caffeine content in Wollega Zones, Ethiopian coffee bean, pulp and leaves by high performance liquid chromatography

Trends in Phytochemical Research, 2019
Caffeine is a stimulant alkaloid found in aerial parts of many hot beverages, including coffee and tea. Due to its health impact, quantification of caffeine level in coffee is of paramount importance for consumers and traders, as well.
Zerihun Asfew, Aman Dekebo
doaj