seodata.dev

keyword

heart and circulatory

Monthly search volume and cost-per-click data for "heart and circulatory" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=heart+and+circulatory&country=us" +--------------+------------------+ | volume | 3,600 | | cpc | $0.05 | | competition | 0.01 | | country | US | | updated | 2026-06-07 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
cardiovascular system and circulatory system 74,000 $0.44 20/20
system circulation 74,000 $0.9 20/20
blood circulation 5,400 $1.77 20/20
heart blood flow 5,400 $0.08 20/20
the circulatory system 5,400 $4.86 20/20
blood circulation in heart 3,600 $0.05 20/20
blood circulation in the heart 3,600 $0.05 20/20
blood circulation of the heart 3,600 $0.34 20/20
circulation of the heart 3,600 $0.05 20/20
circulatory system heart 3,600 $0.34 20/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=heart+and+circulatory&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt