A post goes viral when it spreads rapidly across social media - shared, reposted, and commented on at a scale far beyond a creator’s normal reach, often reaching millions of people within hours or days. The spread is driven by users themselves rather than paid promotion, making virality a form of organic amplification.
There’s no fixed threshold for “viral” - it’s relative to the creator’s usual audience. What causes content to go viral is hard to engineer deliberately; relatability, surprise, humour, and emotional resonance are common factors. For brands, a viral moment can dramatically increase awareness, though the attention isn’t always positive.