Internal bleeding isn’t always visible — and symptoms can be easy to miss at first. Warning signs may include unexplained or worsening abdominal pain, dizziness or fainting, unusual fatigue, shortness of breath, rapid heart rate, dark or bloody stools, vomiting blood, or bruising that appears without injury. After trauma, surgery, or a fall, these symptoms should never be ignored. If you or someone you care for is experiencing concerning symptoms, prompt evaluation matters. Early assessment can