When a Headache Signals a Warning–and How to Help Prevent It

A middle-aged man in his early 50s suddenly developed cold-like symptoms accompanied by headache, nausea, and vomiting. Attributing his discomfort to fatigue and irregular eating habits, he assumed rest would lead to recovery.

Several days later, however, his vision began to deteriorate. By the time he sought medical care, he had already lost more than half of his vision, and the optimal window for treatment had passed.