Declining eyesight can be improved by looking at red light, pilot study says | CNN

Just a few minutes of gazing into a small red light each day may help stave off eyesight decline as we age, a new study finds. If the results are replicated in future studies, the work could have relevance for a spectrum of aging-related conditions.分類：diseases and disorders, health and medical, continents and regions, north america, the americas, united states, government organizations - us, us department of health and human services, us federal departments and agencies, us food and drug administration...