How I Built a Health Data API With Zero...

Every health app I've seen follows the same pattern: user enters data → data goes to server → server queries database → response comes back. But what if your health tool didn't need a server at all? I built an herb-drug interaction checker that runs entirely in the browser. 592 interactions, autocomplete search, severity ratings — all client-side. Zero API calls. Zero backend. Zero privacy concerns. Here's what I learned building it, and why this architecture makes sense for health tools specifi