Does a 90-minute calligraphy class hurt your eyes?

No, the best time to practice calligraphy every day is 1-2 hours. Calligraphy is an artistic traditional art form, which has always been regarded as an activity that helps to relax body and mind, cultivate patience and concentration. Calligraphy has a certain influence on the health of eyes, but as long as we keep the correct posture, pay attention to light, rest and health care, we can protect the health of eyes.