Benefits of Cupping Therapy | What Science Actually Says

The therapy uses suction cups placed on the skin to increase local blood flow and reduce muscle tightness, but the quality of research supporting its use is mixed. Here’s what the science actually says about what cupping can and cannot do.

What Is Cupping Therapy and How Does It Work?

Cupping therapy is an ancient suction-based treatment that places cups on the skin to create a vacuum effect. Cups are typically left in place for about 10 to 15 minutes, though some methods involve moving the cups along the skin. Modern versions often use a pump-based suction device instead of heat, which reduces the risk of burns and makes the process more controlled.

The proposed mechanism is straightforward: the suction increases local circulation, reduces muscle tension, and may affect the connective tissue and fascia underneath the skin. Two main approaches exist. Dry cupping uses suction alone, while wet cupping adds small skin incisions to draw a small amount of blood. Wet cupping is more invasive and carries additional infection risk because it breaks the skin. Massage cupping and flash cupping are other commonly used variations.

Pain relief is where cupping has the most research attention, and the results are modest but real in some cases. The strongest recurring evidence supports cupping for musculoskeletal pain, particularly neck pain, low back pain, and some sports-related recovery outcomes. A 2022 review found moderate evidence for improvements in soft-tissue flexibility, while evidence for low back pain and cervical pain was rated low to moderate.

However, the overall quality of the evidence is limited. A 2023 evidence map of pain studies found no high-quality evidence for pain outcomes, with most underlying meta-analyses rated critically low or low quality. A 2025 PubMed update reported that cupping may improve pain-related outcomes and quality of life but emphasized the evidence was still low quality. The Cleveland Clinic’s overview of cupping describes it as a treatment that may help some symptoms, not a proven treatment for broader medical conditions.

For people with chronic back or neck pain who have not found relief with other approaches, cupping may offer short-term symptom improvement. It is best viewed as a complementary option, not a replacement for standard medical care.

What Science Says About Cupping Therapy Benefits

Beyond pain relief, some lower-quality studies suggest possible benefit for headaches, migraines, knee osteoarthritis, carpal tunnel syndrome, and herpes zoster-related pain. The evidence for these conditions is not high quality, and major medical summaries do not support broad health claims. There is not enough evidence to conclude cupping helps with blood disorders, fertility, hypertension, asthma, anxiety, or detoxification — the skin marks left by cupping are not evidence of toxins leaving the body, a claim that lacks scientific support.

If you are interested in trying cupping at home for facial use and relaxation, our roundup of the best facial cupping sets covers the top-rated options available for home use.

Common visible effects include round marks or discoloration where the cups were placed. These marks are typically harmless and temporary, though they can last several days. Published analyses report the incidence of adverse events from cupping is very low, but they do occur. The main risks include burns and skin injury, particularly with heated techniques. Wet cupping introduces infection risk because it breaks the skin and should only be performed by a trained practitioner using sterile equipment.

FAQs

How long do cupping marks last?

Cupping marks typically fade within a few days to a week. The discoloration is caused by blood vessels near the skin’s surface rupturing under the suction, similar to a bruise, and is not a sign that toxins have been removed from the body.

Can I do cupping at home?

Silicone or pump-based cupping sets designed for home use are available, but proper technique matters. Leaving cups on too long or using excessive suction can cause bruising or skin damage. For wet cupping, always seek a trained professional due to the infection risk from breaking the skin.

Does cupping work for everyone?

Results vary. Some people report noticeable relief after one session, while others feel no difference. The evidence shows cupping may help some people with certain pain conditions, but it is not a guaranteed treatment, and the overall quality of the research remains limited.