Hospital.Help

Shanghai Longer stays outdoors can slow the development of myopia in primary school-age children. However, according to the results of an observational study published in JAMA Network Open (2024; DOI: 10.1001/jamanetworkopen.2024.24595), this requires exposure to at least 2,000 lux for at least 15 minutes at a time. The usual school breaks are therefore unlikely to be sufficient. Up to 90% of all children in East Asia…