Gait analysis for runners: what I'm looking for, and why it's not what YouTube says — Apex Blog

<div class="absolute inset-0 -z-10 bg-gradient-to-b from-white via-slate-50 to-white"></div><div class="pointer-events-none absolute inset-0 -z-10" style="background:radial-gradient(50rem 28rem at 50% -10%,rgba(13,148,136,.1),transparent 60%)"></div><div class="mx-auto max-w-3xl px-4"><a href="/blog/" class="inline-flex items-center gap-1.5 text-sm font-semibold text-slate-600 transition hover:text-teal-700"><svg width="1em" height="1em" class="h-4 w-4" data-icon="tabler:arrow-left"><symbol id="ai:tabler:arrow-left" viewBox="0 0 24 24"><path fill="none" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M5 12h14M5 12l6 6m-6-6l6-6"/></symbol><use href="#ai:tabler:arrow-left"></use></svg> <span>Back to blog</span></a><div class="mt-8"><a href="/services/kinesiology/" class="inline-flex items-center gap-1.5 rounded-full px-2.5 py-1 text-[10px] font-semibold uppercase tracking-[0.14em] ring-1 bg-amber-50 text-amber-700 ring-amber-200 transition hover:brightness-95"><svg width="1em" height="1em" class="h-3 w-3" data-icon="tabler:run"><symbol id="ai:tabler:run" viewBox="0 0 24 24"><g fill="none" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="2"><path d="M12 4a1 1 0 1 0 2 0a1 1 0 1 0-2 0M4 17l5 1l.75-1.5M15 21v-4l-4-3l1-6"/><path d="M7 12V9l5-1l3 3l3 1"/></g></symbol><use href="#ai:tabler:run"></use></svg> Kinesiology</a></div><h1 class="mt-5 font-serif text-3xl md:text-4xl lg:text-[44px] font-bold leading-[1.12] tracking-tight text-slate-900">Gait analysis for runners: what I&#39;m looking for, and why it&#39;s not what YouTube says</h1><p class="mt-5 text-lg leading-relaxed text-slate-600">Most gait-analysis advice on the internet is wrong, over-simplified, or both. Here&#39;s what I actually watch for in a runner&#39;s stride — and what I don&#39;t.</p><div class="mt-8 flex items-center gap-4 border-y border-slate-200 py-5"><img src="/_astro/jimmy.a2vmf81P_clTe1.webp" alt="Jimmy Cho" loading="lazy" decoding="async" fetchpriority="auto" width="56" height="56" class="h-14 w-14 rounded-full object-cover ring-2 ring-white shadow-sm"><div class="min-w-0 flex-1"><p class="text-[15px] font-semibold text-slate-900">Jimmy Cho</p><p class="text-[13px] text-slate-500">Registered Kinesiologist</p></div><div class="hidden sm:block text-right text-[13px] text-slate-500"><p>March 18, 2026</p><p class="mt-0.5">3 min read</p></div></div></div>