India, March 2 -- With inflation driving up the prices of everyday essentials - including cooking oil - it is understandable that many households try to stretch every drop. Saving leftover oil from deep-frying and reheating it later may seem like a practical, economical choice. After all, fast food chains appear to do it routinely. But how many times is too many times? And at what cost to your health? While the financial logic may make sense, experts warn that the health risks of repeatedly reheating oil - including an increased risk of cancer - are often overlooked in the process.

Dr Priyanka Sehrawat, a general physician and neurologist trained at AIIMS, New Delhi, and currently associated with The Neuromed Clinic in Gurugram, is unpac...