In today’s fast-paced world, it’s easy to forget that many of the everyday items we use at home need regular cleaning—or even replacing—to keep our lives running smoothly. Ignoring this routine maintenance can lead to decreased efficiency, a drop in hygiene standards, and in some cases, even potential health hazards. Taking a proactive approach and learning how often to refresh common household items can go a long way toward improving your overall quality of life and creating a healthier living environment.

Let’s walk through how often you should be cleaning or replacing these household essentials, from your bedding to your smoke detector batteries. You might be surprised by what needs more attention than you thought.

1. Bedding – Wash Weekly
Your sheets and pillowcases collect sweat, body oils, dead skin cells, and dust mites every night. That’s why it’s crucial to wash your bedding every week in hot water—at least 130°F. This helps kill off allergens and keeps your sleeping environment clean and fresh. Besides hygiene, fresh sheets can also improve your sleep quality.

2. Towels – Replace Every 3 Days
Bath towels get damp and stay damp—an open invitation for bacteria and mold to grow. To avoid skin issues or unpleasant odors, wash your towels every three days using hot water and a strong detergent. If you’re sharing a bathroom, hand towels might need even more frequent laundering to stay sanitary.

3. Curtains – Clean Every 6 Months
Curtains often go overlooked in cleaning routines, but they trap dust, pet hair, and outdoor allergens, especially if you like to open your windows. Washing or dry-cleaning them twice a year helps keep your home’s air cleaner and reduces allergic reactions. If they’re machine washable, use a gentle, cold cycle to avoid shrinkage.

4. Pillows – Replace Every 1 to 2 Years
Over time, pillows become breeding grounds for dust mites, mold, and bacteria. Experts recommend replacing them every one to two years. In the meantime, clean them every three to six months according to care instructions. Some can go in the washing machine, while others may need spot cleaning or dry cleaning.

5. Toothbrush – Replace Every 3 Months
A worn-out toothbrush won’t clean your teeth effectively. Dentists suggest switching to a new one every three months or sooner if the bristles look frayed. If you’ve been sick, it’s smart to replace it immediately to prevent any lingering germs from reinfecting you.

6. Kitchen Sponges – Toss Weekly
Kitchen sponges are one of the dirtiest items in your home, thanks to constant exposure to moisture and food particles. Replace them weekly to avoid bacterial buildup. Between uses, you can sanitize them by microwaving (wet sponge only!) for one minute or soaking them in a bleach solution for five minutes.

7. Air Filters – Swap Every 3 Months
Your HVAC air filters trap dust, pollen, pet dander, and other airborne particles. To keep the air in your home clean and your HVAC system working efficiently, change your filters every three months—or more often if you have pets or allergies. A clogged filter forces your system to work harder, driving up energy bills.

8. Makeup Brushes – Wash Monthly
Brushes used for makeup can accumulate bacteria, oils, and leftover product, which can cause breakouts and skin irritation. Clean them thoroughly at least once a month with a gentle brush cleanser or a mild soap and water mixture. Rinse well and let them air dry completely before using them again.

9. Refrigerator – Deep Clean Every 3 Months
Your fridge might look clean at first glance, but hidden spills, expired food, and moldy corners can compromise food safety. Give your refrigerator a deep clean every three months. Empty it out, scrub shelves and drawers with warm soapy water, and wipe down the seals and exterior. Don’t forget to check expiration dates while you’re at it!

10. Smoke Detectors – Test Monthly, Change Batteries Yearly
Smoke detectors are essential for home safety but are often forgotten. Test each unit monthly by pressing the test button. Replace the batteries at least once a year, or right away if you hear that annoying chirp. The whole smoke detector should be replaced every 10 years to ensure it’s working properly.

11. Water Filters – Replace Every 6 Months
Whether it’s your fridge’s built-in filter or a standalone water pitcher, water filters help remove contaminants from your drinking water. Over time, they lose effectiveness as they trap more and more impurities. Replace them every six months—or follow the manufacturer’s schedule—to keep your water tasting fresh and safe to drink.

Taking care of these seemingly minor household tasks can have a major impact on your health, comfort, and peace of mind. Set calendar reminders or mark your planner to help stay on track. After all, a clean and well-maintained home doesn’t just look good—it helps you feel better, too.