| 单词 | caffeine |
| 释义 | caffeine (kæfiːn , US kæfiːn ) uncountable noun Caffeine is a chemical substance found in coffee, tea, and cocoa, which affects your brain and body and makes you more active. Coffee contains four times more caffeine than tea. Collocations: caffeine consumption The 'caffeine optimisation tool' has been designed to 'maximise alertness while avoiding excessive caffeine consumption'. Times, Sunday Times As your neurologist suggested, it's possible this heightened stimulation could be caused by anxiety or even excess caffeine consumption. The Sun He says that his own caffeine consumption has fallen from seven cups a day to one as part of a health drive. Times, Sunday Times High levels of the stress hormone cortisol circulate in our bodies at this time and caffeine consumption interferes with its production. Times, Sunday Times Overall regular caffeine consumption has a positive effect on one's short and long term memory only when consumed on a regular basis. Retrieved from Wikipedia CC BY-SA 3.0 But some experts argue the effect could simply be due to the caffeine content, however. The Sun The move comes after campaigners found sugar and caffeine content in energy drinks was still too high despite the soft drinks levy coming in. The Sun Here we look at the caffeine content (in mg) of different drinks, snacks - and medicines. The Sun The teas with the highest caffeine content fall far below the coffees with the lowest caffeine content. Retrieved from Wikipedia CC BY-SA 3.0 The drink has a high caffeine content (30 mg/100ml). Retrieved from Wikipedia CC BY-SA 3.0 By the time you get out of the shower, your caffeine fix will be at your door. Times, Sunday Times Glazed pastries and still-warm croissants look so appetising at the coffee shop as we wait for our caffeine fix. Times, Sunday Times Instead, swap the caffeine fix for a green tea. The Sun Consumers are more willing to do without their morning caffeine fix than to do without their medications. Times, Sunday Times She felt compelled to act after a commanding officer had to wait for a caffeine fix because the duty coffee-maker failed to make enough. Times, Sunday Times We say 'invest', because if you are spending 3 a day in your local coffee shop, that means 1,095 a year on your caffeine habit. Times, Sunday Times Like a caffeine habit, you may need it just to get going in the morning. The Sun For example, if you've developed a costly caffeine habit, can you cut back? Times, Sunday Times The 3 coffee may seem outrageous for a day or two, but will it really permanently dent our caffeine habit? Times, Sunday Times Cut alcohol and work on reducing your sugar and caffeine intake. Times, Sunday Times (2014) That way you reduce your caffeine intake but avoid having withdrawal headaches. Times, Sunday Times (2007) Switching to decaffeinated coffee is another way of limiting caffeine intake. Times, Sunday Times (2009) His system jazzed by a substantial caffeine intake he got in the car and drove down to Deerdell. THE GREAT AND SECRET SHOW (2002) When she was 25 her doctor said she was getting heart palpitations because of her high caffeine intake. The Sun (2012) Coffee became less of an earlymorning utilitarian caffeine kick and more of an artisan product - driven by the rise of the flat white. Times,Sunday Times Get a caffeine kick out of the warm colour palette that will work on any skin tone, and mix in flashes of sky blue to lift the look. The Sun Nearly all of the 2,000 respondents were lacking enthusiasm for any kind of task at this point in the day — so time for a caffeine kick. The Sun I can shove in three capsules and get my hard-core caffeine kicks. Times, Sunday Times Caffeine stimulates the nervous system, which can aggravate work-anoia. The Sun Caffeine stimulates the central nervous system and too much sets nerves jangling, increases heart rate and blood pressure, and plays havoc with sleep patterns. Times, Sunday Times Caffeine stimulates the body's central nervous system, the heart and our muscles. The Sun Caffeine stimulates the nervous system. Times, Sunday Times Doctors said caffeine stimulates the central nervous system. The Sun They may feel better simply because they are correcting the symptoms of caffeine withdrawal, researchers say. Times, Sunday Times Caffeine withdrawal may also contribute; you probably are not drinking the gallons you need during the week to power through your office hours. Times, Sunday Times For habitual users, your morning coffee merely reverses the symptoms of caffeine withdrawal, returning you to normal function. Times,Sunday Times You get afflicted by cabin fever and caffeine withdrawal in equal measures. Times, Sunday Times For some people, however, caffeine withdrawal only makes them doubly stubborn. Times, Sunday Times The lotions contain caffeine, ivy extract and ginkgo. The Sun They contain caffeine and other stimulant substances that aren't nutritional, so you don't need them ... Times, Sunday Times Replace drinks that contain caffeine with herbal teas (see list on page 45). Times, Sunday Times If you look at coffee, rather than other drinks that contain caffeine, interesting things start to emerge. Times, Sunday Times But the drinks they had been given did not contain caffeine. Times, Sunday Times Worse even than her system swimming with hormones was not being able to drink caffeine. Times, Sunday Times I don't drink caffeine and keep alcohol to a minimum. The Sun This only affects individuals who do not drink caffeine on a regular basis. Retrieved from Wikipedia CC BY-SA 3.0 Noon: stop drinking caffeine and put on the darkest glasses you can find if you've flown east. Times, Sunday Times Drinking caffeine after 4pm disturbs circadian rhythms and can keep you from falling asleep at night. The Sun Limit caffeine in the form of tea, coffee, energy drinks and soft drinks. Times, Sunday Times Limit caffeine and alcohol each day and no heavy evening meal. Times,Sunday Times Stay hydrated by drinking the recommended eight glasses (2 litres) of water throughout the day, and limit caffeine and alcohol intake as these dehydrate you. Times, Sunday Times Translations: Chinese: 咖啡因 Japanese: カフェイン |
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