Dog Trained to Detect Cancer Breath Using AI in India

A rescue dog named Chloe, now living on a farm just outside Bengaluru, is being trained to detect cancer by sniffing human breath with the aid of artificial intelligence. The project, run by a local veterinary clinic in partnership with a tech startup, uses a portable breath‑analysis device that feeds data into an AI algorithm. The algorithm has been trained on thousands of breath samples from cancer patients and healthy volunteers, enabling it to identify volatile organic compounds that signal the presence of malignant cells.

Chloe’s training began three months ago, during which she was exposed to a variety of scent samples and rewarded for correctly identifying those flagged by the AI. Early trials have shown that the dog’s detection accuracy matches that of the algorithm, suggesting that the combination of canine olfactory skill and machine learning can provide a rapid, non‑invasive screening tool. The team plans to conduct larger field studies in hospitals across Karnataka to assess the method’s effectiveness in real‑world settings.

If the partnership proves successful, it could offer a low‑cost, portable screening option for early cancer detection in underserved regions. The initiative also highlights the growing role of AI in enhancing animal‑based diagnostic techniques, potentially opening new avenues for community‑level health screening.