A health checkup or general medical examination aimed at early detection of illness and checking one's health; often conducted regularly by companies or schools.
会社で年に一度、健康診断が実施される。
The company holds a health checkup once a year.
健康診断の結果、コレステロール値が高いと指摘された。
The health checkup results pointed out that my cholesterol level was high.
健康診断の前は、指示に従って絶食してくださいと言われた。
I was told to fast according to instructions before the health checkup.