Man discovers sand is harder than his life choices

A shirtless man with long dark hair and a beard is shown punching sand repeatedly, with a close-up circular inset of his clenched fist. The image appears to be from a YouTube video thumbnail or social media post claiming he punched sand 10,000 times over ten weeks to document physical changes to his hands. Extracted text: UNIAD TECH YouTuber punched sand 10,000 times over ten weeks and saw 'crazy' transformation in his hands