health regimen; method of preserving health
Refers to a systematic approach or set of practices for maintaining or restoring health, often involving diet, exercise, and lifestyle habits.
彼は独自の養生法で病気を克服した。
He overcame his illness with his own health regimen.
Compound of 養生 (health preservation) + 法 (method). The exact historical derivation is uncertain; the spelling is conventionally associated with the meaning.