What Is Caffeine ─ A Closer Look at the World’s Favourite Stimulant
Caffeine is one of the most widely consumed psychoactive substances in the world. Found naturally in coffee beans, tea leaves, cacao, and even some plants like guarana and yerba mate, it’s known for its ability to boost alertness, improve concentration, and reduce fatigue. But despite its popularity, many people don’t fully understand how it … Read more
