But new Johns Hopkins research in mice suggests that neural stem cells, the bodyâs source of new brain cells, are resistant to radiation, and can be roused from a hibernation-like state to reproduce and generate new cells able to migrate, replace injured cells and potentially restore lost function.
Pupillary Distance (PD) You'll need to know your PD if you want to order glasses from EyeBuyDirect. Don't worry if your glasses prescription doesn't include your PD, we can show you how to measure it by yourself. How to measure your pd
Our Try On View is a great way to preview the silhouette of any frame models you are interested trying. With this tool, you can upload your image and virtually try on glasses to see how they will look on your face.You can utilize the Try On View by clicking on the Try On View tab on the product and frame pages.Upload an image, or take a picture using your webcam, and follow the instructions to ensure that your sizing and Pupillary Distance (PD) is taken into account.ou can utilize the Try On View by clicking on the Try On View tab on the product and frame pages. Upload an image, or take a picture using your webcam, and follow the instructions to ensure that your sizing and Pupillary Distance (PD) is taken into account.