STAT means now. Everything else means consult a specialist.
A life-threatening condition where your body burns fat so aggressively it produces acidic ketones that poison your blood—usually happening when diabetics run out of insulin. The metabolic equivalent of your body eating itself wrong.
An excessive scar that grows beyond the original wound boundary. Your skin's overachieving response to injury—like a participation trophy gone wrong.
A fist-sized bean-shaped organ that's basically your body's waste management department—filtering blood, extracting trash, and packaging it into urine like a biological trash compactor. Your kidneys work 24/7 so you don't have to think about toxic pileup. Criminally underappreciated organs.
The sensory awareness of body position, movement, and location, mediated by proprioceptors in muscles and joints; the ability to perceive where your body is in space and how it's moving without relying on vision.