diff --git a/files/en-us/web/javascript/reference/global_objects/array/find/index.html b/files/en-us/web/javascript/reference/global_objects/array/find/index.html
index a4c2d3a2313b1c4..fd2e8f04d110fd3 100644
--- a/files/en-us/web/javascript/reference/global_objects/array/find/index.html
+++ b/files/en-us/web/javascript/reference/global_objects/array/find/index.html
@@ -48,6 +48,7 @@ <h3 id="Parameters">Parameters</h3>
 <h3 id="Return_value">Return value</h3>
 
 <p>The <strong>value</strong> of the <strong>first element</strong> in the array that satisfies the provided testing function. Otherwise, {{jsxref("undefined")}} is returned.</p>
+<p class="warning">Index <code>0</code> will be interpreted as a {{Glossary("Falsy")}} value in conditional statements.</p>
 
 <h2 id="Description">Description</h2>