caffeine

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The researchers also found that caffeine administered before sleep deprivation restored synaptic communication in the CA2 region and returned plasticity to normal levels.

From Science Daily • May 30, 2026

The findings, published in Neuropsychopharmacology, reveal how caffeine acts on a well-defined brain pathway involved in social memory, the ability to recognize and distinguish people we have encountered before.

From Science Daily • May 30, 2026

The NHS advised getting enough sleep, staying physically active and eating well to manage stress, along with avoiding lots of caffeine.

From BBC • May 29, 2026

Their cafes are not designed for seating, but for the rapid delivery of caffeine, ordered by apps.

From BBC • May 28, 2026

“She’s not supposed to drink caffeine yet,” Dad says.

From "Liar & Spy" by Rebecca Stead