No, using LED grow lights won’t make you blind.
These lights don’t generate a light intensity that would be harmful to human vision. They are exclusively designed for plant cultivation. In fact, compared to traditional lighting, LED grow lights emit light at a far lower intensity.
Nevertheless, it’s better to avoid staring at LED grow lights for an extended amount of time as this may be uncomfortable and even strain your eyes.
MORE: Is full spectrum LED grow light harmful to human body?