What actually happens when lightning kills or injures people aboard a boat?
Thomson: Research shows that boaters die when current flows through the brain causing cardiopulmonary arrest. . Not all lightning victims die, of course. Besides burns and hemorrhaging, survivors initially may suffer headaches, ringing in the ears, dizziness, nausea, vomiting and seizures. Lingering disabilities include depression, personality change, memory loss, difficulty processing information and impotence.