Cancer treatment has come a long way, but many of today's therapies still come with steep costs: not just financial, but physical and emotional too. Chemotherapy and radiotherapy remain vital tools, yet they often damage healthy cells alongside cancerous ones, leaving patients exhausted and vulnerable to long-term side effects.

Around the world, researchers are searching for treatments that are both effective and gentle, able to target tumors precisely while sparing the rest of the body.

Now, US researchers have introduced a promising new light-based treatment that could transform the way cancer is treated. Their discovery combines near-infrared LED light with nanoscopic flakes of tin oxide, known as SnOx nanoflakes , to kill cancer cells while leaving healthy ones unharmed.

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