Assess your cat's quality of life using the HHHHHMM scale. A compassionate tool to help evaluate your feline companion's wellbeing.
Last updated: March 2026
0 = severe pain, 10 = no pain
0 = not eating, 10 = normal appetite
0 = dehydrated, 10 = normal
0 = poor, 10 = clean/grooming
0 = depressed/withdrawn, 10 = happy
0 = immobile, 10 = normal movement
0 = no, 10 = yes
The HHHHHMM Quality of Life Scale is a veterinary assessment tool designed to help pet owners and veterinarians objectively evaluate a cat's quality of life. The acronym stands for Hurt, Hunger, Hydration, Hygiene, Happiness, Mobility, and More good days than bad.
Developed by Dr. Alice Villalobos, a renowned veterinary oncologist, this scale provides a structured framework to assess whether a pet is experiencing an acceptable quality of life, especially when dealing with chronic illness, advanced age, or terminal conditions. Each of the seven categories is scored from 0 to 10, with higher scores indicating better quality of life.
This tool is particularly valuable when making difficult end-of-life decisions. A total score above 35 out of 70 suggests acceptable quality of life, while scores below 20 indicate poor quality of life requiring immediate veterinary consultation. The scale helps remove some of the emotion from these difficult decisions by providing objective criteria, though it should always be used in conjunction with professional veterinary advice.
Let's assess a senior cat with mild arthritis:
Assessment: Acceptable quality of life
This cat is managing well with appropriate care and pain management.
Generally, a total score of 35 or higher (out of 70) indicates acceptable quality of life. Scores between 20-35 are borderline and warrant discussion with your vet. Scores below 20 suggest poor quality of life requiring immediate veterinary consultation.
For healthy cats, occasional assessment is sufficient. For senior cats or those with chronic conditions, weekly assessments help track changes over time. Daily informal observation combined with weekly formal scoring provides the best monitoring.
Yes, the HHHHHMM scale was specifically designed to help with quality of life assessments in terminal or chronic illness. However, it should always be used alongside professional veterinary guidance, not as a sole decision-making tool.
Some variation is normal, especially with chronic conditions. Track scores over time and look for overall trends rather than single assessments. The 'More good days than bad' category specifically addresses this variability.
Score based on the cat's current actual state, not what could be achieved with extensive intervention. Consider what is realistically sustainable and whether the cat is experiencing acceptable quality of life now.
Yes, the HHHHHMM scale can be used for cats of all ages and health conditions. It's particularly valuable for senior cats, cats with chronic illness, or when considering end-of-life decisions, but can assess any cat's wellbeing.
A low score in a single critical category (especially pain) may be more concerning than a moderate total score. Discuss any category scoring below 3 with your veterinarian, as it may indicate a specific issue needing attention.
While the scale can be used at home for monitoring, it should never replace professional veterinary care. Use it as a communication tool with your vet and to track changes, but always seek veterinary guidance for medical decisions.
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