caffeine

Example Sentences

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Specifically, the pain-relieving effects were linked to the adenosine A2a receptor -- a receptor that caffeine targets and blocks -- suggesting that terpenes may also have sedative properties.

From Science Daily • Jun. 20, 2026

The launch is the latest example of musicians turning their love of caffeine into a business venture.

From Salon • Jun. 15, 2026

But caffeine is a double-edged sword because the stimulant lingers in the body for a long time – a strong coffee at kick-off could be a disaster for sleep.

From BBC • Jun. 13, 2026

Nur House Cafe — If you’re in need of a caffeine break and something sweet, make time for Nur House Cafe.

From Salon • Jun. 11, 2026

Judging from his dilated eyes and his maniacal grin, he didn’t need any more caffeine.

From "The House of Hades" by Rick Riordan