keyword

headache on left side of head

Monthly search volume and cost-per-click data for "headache on left side of head" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=headache+on+left+side+of+head&country=us" +--------------+------------------+ | volume | 40,500 | | cpc | $1.66 | | competition | 0.06 | | country | US | | updated | 2026-06-19 | +--------------+------------------+

All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
left side headache	14,800	$0.71	20/20
pain in the brain left side	12,100	$3.84	20/20
pain left side of head	12,100	$1.73	20/20
pain on left side of head	12,100	$1.25	20/20
headache on side of head	8,100	$1.18	20/20
headache back of head left side	5,400	$0.5	20/20
headache left side of head	5,400	$1.07	20/20
headache on left side of head and eye	5,400	$2.01	20/20
headache right side of head	5,400	$0.71	20/20
sharp pain on left side of head comes and goes	5,400	$2.4	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://api.seodata.dev/v1/keyword?q=headache+on+left+side+of+head&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