subhealth
/ˈsʌbˌhɛlθ/Definitions
1. noun
a state of health that is not optimal or is below what is considered normal
“The doctor warned her about the risks of ignoring her subhealth and taking it seriously.”
2. noun
a condition of health that is below average or is not as good as it could be
“Regular exercise and a balanced diet can help improve subhealth and overall well-being.”