The needles help deliver nutrients and other essential particles that promote hair growth to the skin. Then, the needles dissolve — all without causing any pain.
This method has yet to be tested in humans, but in mice, the microneedle patch helped grow hair faster than other topical treatments.
5. Gene therapy
Researchers have been searching for hair-loss genes for decades. But since conditions like male or female patterned baldness are caused by a combination of genetic and environmental factors, gene editing probably won’t offer a catchall treatment.
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But gene therapy does offer promise for rare conditions that cause hair loss.
Low-level laser therapy is a less invasive way to treat hair loss, though is also expensive and time-consuming.
Basically, photons from the lasers stimulate the scalp and encourage skin tissue to regrow hair. It’s a painless alternative to hair transplants and is widely regarded as safe.
2. Using medicine designed for other conditions
You’ve probably heard that Viagra can help regulate hypertension and reduce colorectal cancer risk. But did you know Minoxidil, a drug used to treat high blood pressure, might also help regrow hair in some areas?