Answer: heat stroke
Explanation: I'm thinking that's the correct answer. Because that's the only way you can pass out if your running.
What you need help with???
Answer: It can cause injury
Explanation: It increases the risk of injury for beginners as they are newer to running and it is not ideal to add faster segments into training until you reach a higher fitness level
Talk to him and see what the problem is and if they still don’t improve fire them