Recent reports in Japan have highlighted the unsuspected risk of corneal damage caused by portable fans, a popular choice amid the sweltering summer season. The airflow from these devices, when set at close range, has led to several reported incidents of users experiencing eye injuries, calling attention to the need for safety reminders and proper usage guidelines. Professional health advice includes avoiding direct and extended exposure to fan-generated wind to prevent future incidents.

Due to Japan's hot and humid summers, portable fans prove to be an essential commodity. However, this recent reveal has sparked discussion and concern among the public, prompting manufacturers and health professionals to reevaluate product designs, safety features, and usage guidelines. Eye health is greatly respected and protected in Japanese society, leading to increased awareness of this issue.

In the United States or EU, similar concerns may result in lawsuits against manufacturers, prompting stricter regulation from consumer protection agencies or potential recalls of the product. There is a strong culture of consumer safety regulation in these areas, with an emphasis on pre-market testing to predict and prevent possible adverse effects.