This project examines the effects exposure to inhaled nicotine, THC, or the combination in utero may have on behavior, brain function, and neurochemistry in adolescence and adulthood. Using a rat ...

Nicotine addiction remains one of the most persistent public health challenges worldwide, driven by changes in the brain that reinforce repeated use and make quitting extremely difficult. For decades, ...

Nicotine, an addictive stimulant found in the tobacco plant, can increase the release of dopamine and other neurotransmitters in the brain. But claims that the chemical is not addictive and can ...

Sarah Todd returned to reporting in January 2025 after being assignment editor at STAT since October 2022. You can reach Sarah on Signal at sarahlizchar.47. Many Americans take a dark view of nicotine ...

How do coffee and cigarettes for breakfast influence each other? The answer depends on understanding how the chemicals in both interact to influence brain function. First, coffee contains caffeine.