UFC fighter Allan Nascimento dies after apparent heart attack

Headlines from ABC News Live
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August 4, 2026, 10:50 AM

Brazilian mixed martial artist and UFC flyweight Allan Nascimento has died after suffering an "apparent heart attack in his sleep," the promotion company announced on social media Monday

Nascimento was 34 years old, and last fought at a UFC event in June.

This is a developing story. Please check back for updates.

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