Vantage research · September 2026 · fitness
What AI cites for “how to improve flexibility”
ChatGPT cited 1 site, Gemini cited 0 sites, Perplexity cited 10 sites. No site was cited by all three.
Updated monthlyNext edition 1 October 2026
ChatGPTGeminiPerplexity dots beside a site: the other engines that cite it too
ChatGPT
1 site · opens with a sentence · no table · opening 29 words
- acsm.org
Gemini
0 sites · opens with a sentence · has a table · opening 37 words
Answered from what the model already knows: no sites cited.
Perplexity
10 sites · opens with a sentence · no table · opening 35 words
- hss.edu
- health.clevelandclinic.org
- healthline.com
- nhs.uk
- hingehealth.com
- everydayhealth.com
- hprc-online.org
- mayoclinic.org
- health.harvard.edu
- bhf.org.uk
Is your site one of them?
Ask your AI agent to run Vantage's check_prompt_coverage for your domain and “how to improve flexibility”, on all
three engines, and it will tell you whether you are cited, who is instead, and what changed since your last check.
More fitness questions
Each engine was asked once, in English, as from the United States, on 2026-09-23. Answers change from run to run, so read this as a snapshot. Download the data.