The needles truly feel weightless after the initial pricking sensation when the acupuncturist applies them. Taking away the needles causes no discomfort. Most states license acupuncturists, but the necessities for licensing vary from condition to condition. To see more about licensing of acupuncturists along with other complementary health practitioners, visit https://allhealthmarket.com/product/beauty/acupuncture/acupuncture-needles/acupuncture-spring-needles-500-w-guide-tube-zhongyantaihe-massage-cupping-treat-all-size/