>>16887923Practice. Try looking at persons on blank background with your peripheral sight. You will see a thin whitish cloak around them. Then practice like anon in complete dark so you can see other colors. You should be able to see red, orange, yellow, green, blue, indigo, and white in first place. After longer time (few years)you could see it more precise.
Also, try to sense it. Practice on plants. Go to forest,and close your eyes, and start "touching" aura of trees. You can feel some kind of resistance at few inches of tree.