to make the best reflective essay , a clear line of argument, and the use of evidence through examples of personal experiences and thoughts and often also theoretical literature. You should aim for a balance between personal experience, tone, and academic practice and rigor.
I would say tense and uncomfortable because "it was undoubtedly hot" "he began to sweat" "began to throb in his ears" the sweat and heat makes it very uncomfortable also, the rumbling and throbbing sound makes it tense.