stimulant

Caffeine is the most widely used stimulant and psychoactive substance in the world, and coffee is how most people consume it.

From Science Daily ● Jul. 22, 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

Clinicians call this the “prescribing cascade”: An antidepressant causes insomnia, so a sleep aid is added; a stimulant causes irritability, so a mood stabilizer follows.

From The Wall Street Journal ● May 10, 2026

OpenAI noted that the woman in the case study said she was prone to “magical thinking,” and was on an antidepressant and a stimulant and had gone long stretches without sleep before her hospitalizations.

From The Wall Street Journal ● Dec. 28, 2025

The sound of his name seemed to act like a stimulant.

From "Harry Potter and the Deathly Hallows" by J.K. Rowling

Some protein powders contain high amounts of added sugar, artificial ingredients, and hidden stimulants.

From BBC ● Oct. 15, 2026

Doctors use stimulants in younger children with obesity, even if they don’t have ADHD, because the medication can suppress appetite.

From The Wall Street Journal ● Jun. 22, 2026

Rising wages and low unemployment are acting as stimulants.

From MarketWatch ● Apr. 28, 2026

"I've tried antidepressants, antipsychotics, mood stabilizers, benzos, sleeping pills and stimulants, cognitive behavioral therapy, dialectical behavioral therapy... tai chi, reiki, meditation, veganism, art therapy and music therapy," the former stand-up comedian said.

From Barron's ● Feb. 25, 2026

Also apply smelling salts to the nose, dash cold water in the face, and give stimulants.

From Health, Happiness, and Longevity Health without medicine: happiness without money: the result, longevity by Louis Philippe McCarty