Dry eye is considered the most common treatable eye condition, affecting as many as 33 million Americans to various degrees. The causes of dry eye are numerous, including s, nutrition, systemic disease and LASIK. https://danhbaluatsu.net/danhba/index.php?language=vi&nv=news&nvvithemever=t&nv_redirect=aHR0cHM6Ly9Xd3cuSGVhbGlvLmNvbS9uZXdzL29wdG9tZXRyeS8yMDEyMDIyNS9kcnktZXllLXRyZWF0bWVudHMtYXR0YWNrLW9uLWhvcm1vbmFsLW51dHJpdGlvbmFsLXN5c3RlbWljLWxldmVs