One of the toughest concepts to master in medical school is the electrolyte disorders, specifically the causes of hypernatremia, hyponatremia, hyperkalemia, and hypokalemia. These happen to also be some of the most frequently tested topics on the boards and shelf exams, and they are critical for clinical application. While it is quite possible to learn and remember these through plenty of reasoning and repetition, we found that having picture medical mnemonics anchored in our mind’s eye often allowed us to get to the answer more quickly, and time is GOLD on the kind of fast-paced board exams that we have