What symptoms might indicate that an athlete is suffering from a concussion?

The symptoms of temporary memory loss, nausea, and vomiting are well-documented indicators of a concussion. When an athlete experiences a concussion, it is due to a forceful impact to the head that disrupts normal brain function. This disruption may lead to cognitive symptoms such as memory loss, difficulty concentrating, and confusion. Nausea and vomiting are also common physical responses as the body reacts to the trauma and potential swelling within the brain.

These symptoms can vary widely among individuals, but the presence of memory issues alongside nausea and vomiting is particularly concerning and should prompt immediate medical evaluation. Recognizing these signs is crucial for coaches and trainers, enabling them to take appropriate action to protect the athlete's health and well-being.

The other options do not represent typical concussion symptoms. Increased energy levels and focus are generally not associated with head injuries; rather, they would likely indicate a positive state of mind. Excessive sweating and fatigue might point to other issues, such as overheating or exertion, but they are not specific to concussions. Chills and headache can occur for many reasons but are not definitive indicators of a concussion without the accompanying cognitive symptoms.