# healthspan
## English
### Etymology

From health +‎ span, modelled after lifespan.

### Pronunciation

* (Received Pronunciation) IPA: /ˈhɛlθspæn/
* (General American) IPA: /ˈhɛlθˌspæn/
* Audio (General American):(file)
* Hyphenation: health‧span

### Noun

healthspan (plural healthspans)
* The length of time in one's life where one is generally in good health.
    Coordinate terms: gerospan, lifespan
** 1988 May 11, “Opportunities for Aging Research in the Fiscal Year 1989 Budget”, in Advances in Aging Research: Hearing before the Special Committee on Aging, United States Senate, One Hundredth Congress, Second Session […] (Serial No. 100-21; S. Hrg. 100-972), Washington, D.C.: U.S. Government Printing Office, →OCLC, page 18:We now have a glimpse of a future which could include the ultimate conquest of frailty, disease and disability that occurs frequently with aging. […] In short, our goal is not just a longer lifespan but an extended "healthspan," helping a greater number of older Americans lead vigorous, more productive lives with less vulnerability to chronic disease.
** 1990, David E. Harrison, “Introduction and Predictions”, in David E. Harrison, editor, Genetic Effects on Aging II, Caldwell, N.J.: The Telford Press, →ISBN, page 6:[M]illions of Americans are currently spending large amounts of time and money on interventions that they hope will increase their "healthspans"—their periods of healthy life.
** 1995, Elizabeth Vierck, “How to Live Longer, Healthier”, in Health Smart: Your Personal Plan to Living Longer and Healthier, Englewood Cliffs, N.J.: Prentice Hall, →ISBN, pages 15–16:The evidence is clear. Four life-style factors are linked to a shortened healthspan: (1) eating a poor diet, particularly one high in fat, (2) not getting enough exercise, (3) drinking too much alcohol too often, and (4) smoking. In short, people with these habits become limited and die before their time.
** 2004, Michael Windelspecht, “Series Foreword”, in David Petechuk, edited by Michael Windelspecht, The Respiratory System (Human Body Systems), Westport, Conn.; London: Greenwood Press, →ISBN, page xi:[I]nterest in human biology has actually increased among the general population. This is primarily due to medical discoveries that increase not only lifespan but also healthspan, or the number of years that people live disease free.
** 2021, Nan Bass, “Opportunities for Pet-specific Care”, in Lowell Ackerman, editor, Pet-specific care for the Veterinary Team, Hoboken, N.J.: Wiley-Blackwell, →ISBN, section 1 (Overview), page 23, column 2:The better the care we offer and the more customized it is to the needs of the specific pet, the longer our patients will live and the greater their healthspans will be.
** 2023 January, Linh Xuan Mai [et al.], “An Alkaline Protease-digestion of Silkworm Powder Enhances Its Effects over Healthspan, Autophagy, and Mitochondria Function in a Rotenone-induced Drosophila Model”, in Gorazd Drevenšek, Gang Wang, Mona E. Aboutabl, Zoltan Sarnyai, editors, Nutritional Approaches for Prevention and Treatment of Neurodegenerative Diseases (Frontiers in Nutrition), Lausanne, Vaud, Switzerland: Frontiers Media, →DOI, →ISBN, →ISSN, page 128:The lifespans and healthspans of Drosophila reared with WJf, WJDf, GSf, or GSDf were compared with those of Nf-reared Drosophila […] In previous studies, the healthspan of Drosophila was defined at the point at which 50% of the individuals had locomotor ability […]. Although the healthspan of Nf-reared Drosophila was only 11.9 days, those of GSf-, GSDf-, WJf-, or WJDf-reared Drosophila were extended to 15.6 days (69.6% up), 18.2 days (98.2% up), 15.6 days (69.6% up), or 13.5 days (46.7% up), respectively […].

#### Alternative forms

* health span

#### See also

* quality-adjusted life year

### References

* ↑ “healthspan, n.”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.