Why does the lifeguard look perplexed or puzzled?

The lifeguard may look perplexed or puzzled due to unexpected situations at the pool or beach, such as a swimmer in distress or unusual behavior from patrons. They might also be trying to assess a sudden change in conditions, like a sudden storm or unexpected crowd. Additionally, encountering an unfamiliar emergency scenario could contribute to their confusion. Overall, their expression reflects the need to quickly evaluate and respond to a potentially critical situation.