Results 171 to 180 of about 107,128 (218)
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Psychological Reports, 1978
The relationship between anxiety and caffeinated beverages was studied using Spielberger's questionnaire and additional questions concerning the consumption of alcohol, cigarettes, and the students' estimated GPA. Subjects were 68 female and 23 male students.
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The relationship between anxiety and caffeinated beverages was studied using Spielberger's questionnaire and additional questions concerning the consumption of alcohol, cigarettes, and the students' estimated GPA. Subjects were 68 female and 23 male students.
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Drugs & Aging, 1998
The most common source of dietary caffeine among the elderly is coffee, with consumption averaging about 200 mg/day. Because of the greater proportion of adipose tissue to lean body mass in older humans, and because caffeine is distributed essentially only through lean body mass, a dose of caffeine expressed as mg/kg total bodyweight may result in a ...
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The most common source of dietary caffeine among the elderly is coffee, with consumption averaging about 200 mg/day. Because of the greater proportion of adipose tissue to lean body mass in older humans, and because caffeine is distributed essentially only through lean body mass, a dose of caffeine expressed as mg/kg total bodyweight may result in a ...
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International Journal of Sport Nutrition, 1995
Caffeine ingestion (3-9 mg/kg body weight) prior to exercise increases performance during prolonged endurance exercise and short-term intense exercise lasting ~5 min in the laboratory. These results are generally reported in well-trained elite or recreational subjects.
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Caffeine ingestion (3-9 mg/kg body weight) prior to exercise increases performance during prolonged endurance exercise and short-term intense exercise lasting ~5 min in the laboratory. These results are generally reported in well-trained elite or recreational subjects.
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JAMA: The Journal of the American Medical Association, 1970
To the Editor.— One type of headache practically never diagnosed is that caused by caffeine. Caffeine and the other methylxanthines are used by most of us so frequently that we seldom suspect them as a cause of headache or other symptoms. Insomnia, nervousness, and cardiac arrhythmia are occasionally produced by coffee, tea, cola, cocoa, chocolate ...
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To the Editor.— One type of headache practically never diagnosed is that caused by caffeine. Caffeine and the other methylxanthines are used by most of us so frequently that we seldom suspect them as a cause of headache or other symptoms. Insomnia, nervousness, and cardiac arrhythmia are occasionally produced by coffee, tea, cola, cocoa, chocolate ...
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Current Sports Medicine Reports, 2003
Caffeine is the most commonly consumed drug in the world, and athletes frequently use it as an ergogenic aid. It improves performance and endurance during prolonged, exhaustive exercise. To a lesser degree it also enhances short-term, high-intensity athletic performance. Caffeine improves concentration, reduces fatigue, and enhances alertness. Habitual
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Caffeine is the most commonly consumed drug in the world, and athletes frequently use it as an ergogenic aid. It improves performance and endurance during prolonged, exhaustive exercise. To a lesser degree it also enhances short-term, high-intensity athletic performance. Caffeine improves concentration, reduces fatigue, and enhances alertness. Habitual
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Current Opinion in Pediatrics, 2018
Purpose of review Caffeine use in preterm infants has endured several paradigms: from standard of care to possible neurotoxin to one of the few medications for which there is evidence of bronchopulmonary dysplasia (BPD) risk reduction.
Samuel J, Gentle +2 more
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Purpose of review Caffeine use in preterm infants has endured several paradigms: from standard of care to possible neurotoxin to one of the few medications for which there is evidence of bronchopulmonary dysplasia (BPD) risk reduction.
Samuel J, Gentle +2 more
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The American Journal of Medicine, 1984
The effect of prolonged caffeine administration on blood pressure in hypertensive subjects was assessed in a double-blind placebo-controlled study. Eighteen hypertensive subjects participated, nine of whom received placebo throughout the study and nine of whom received placebo during the first three days, caffeine during the subsequent seven days, and ...
D, Robertson +6 more
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The effect of prolonged caffeine administration on blood pressure in hypertensive subjects was assessed in a double-blind placebo-controlled study. Eighteen hypertensive subjects participated, nine of whom received placebo throughout the study and nine of whom received placebo during the first three days, caffeine during the subsequent seven days, and ...
D, Robertson +6 more
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Human Psychopharmacology: Clinical and Experimental, 2005
There is a large literature on the effects of caffeine on performance. Most of the studies have been conducted in the laboratory and further information is required on the effects of caffeine consumption on performance and safety at work.The present studies aimed to determine whether the level of caffeine consumption influenced changes in alertness and
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There is a large literature on the effects of caffeine on performance. Most of the studies have been conducted in the laboratory and further information is required on the effects of caffeine consumption on performance and safety at work.The present studies aimed to determine whether the level of caffeine consumption influenced changes in alertness and
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Food and Chemical Toxicology, 1996
Scientific literature cites a wide range of values for caffeine content in food products. The authors suggest the following standard values for the United States: coffee (5 oz) 85 mg for ground roasted coffee, 60 mg for instant and 3 mg for decaffeinated; tea (5 oz): 30 mg for leaf/bag and 20 mg for instant; colas: 18 mg/6 oz serving; cocoa/hot ...
J J, Barone, H R, Roberts
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Scientific literature cites a wide range of values for caffeine content in food products. The authors suggest the following standard values for the United States: coffee (5 oz) 85 mg for ground roasted coffee, 60 mg for instant and 3 mg for decaffeinated; tea (5 oz): 30 mg for leaf/bag and 20 mg for instant; colas: 18 mg/6 oz serving; cocoa/hot ...
J J, Barone, H R, Roberts
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1987
Caffeine is a natural constituent of more than 60 plant species and as such is present in the human diet through drinks based on plant extracts. It has also been used as a flavoring agent in food (baked goods, dairy desserts, puddings and fillings, candy) and beverages (Dr.
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Caffeine is a natural constituent of more than 60 plant species and as such is present in the human diet through drinks based on plant extracts. It has also been used as a flavoring agent in food (baked goods, dairy desserts, puddings and fillings, candy) and beverages (Dr.
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