modified by Disease Quality of Life The subjective measurement of an individual's sense of well-being and ability to enjoy life. The concept holds varying meanings for different people and may evolve over time. For some individuals it implies autonomy, empowerment, capability, and choice; for others, security, social integration, or freedom from stress or illness. SCDO:0000949 Health Related Quality of Life Sufficient NCIT:C17047 QOL Mental Health Physical Functioning Quality of Health Care Quality of Life and Care