How Marijuana Affects the Human Body: Brain, Lungs & Heart Explained #2262340 (License: Personal Use)

When smoked, THC rapidly enters the bloodstream via the lungs, reaching the brain within minutes to alter perception and memory processing. In the lungs, chronic use may lead to bronchitis and reduced respiratory function, while in the heart, it can cause a 20-100% increase in heart rate for up to three hours post-use. The image highlights these systemic effects using labeled anatomical overlays and explanatory text in Spanish.

Used on health education websites, medical blogs, or public health campaigns to inform readers about the physiological impact of cannabis use; matches user intent seeking science-based, visual explanations of drug effects.