“Running is good cardiac.”
Usage Entry 1085 / 1605 60-second read
Cardiac vs. Cardio
Medical adjective (heart) versus informal noun (exercise).
The comparisoni
“Running is good cardio.”
The ruleii
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CARDIAC = medical heart. CARDIO = aerobic exercise.
CARDIAC is the clinical adjective — cardiac arrest, cardiac muscle. CARDIO is informal shorthand for aerobic exercise (running, cycling) that raises the heart rate.
Memory aidiii
Remember it like this
Hospital: cardiac. Gym: cardio.