Doctor Explains Why You Should Replace Your Pillow Every 1–2 Years

Dr Kunal Sood warns that pillows collect sweat, oil, dead skin cells and dust mites over time, and flatten, reducing neck support. He advises washing pillowcases weekly and pillows every few months, but says most pillows should be replaced every one to two years to ensure a healthier sleep environment and avoid morning congestion or neck stiffness.