Cover your mattress with a washable mattress cover to protect it from moisture and other substances that can cause stains. Wash the cover every two to three weeks with bleach to eliminate any germs.
Rotate your mattress every six months to avoid leaving body impressions. Rotate the mattress by turning it so that the side where you lay your head is now at the foot of the bed. Some mattresses can be flipped over as well, but check the manufacturers' instructions first.
Allow your mattress to air out by leaving it uncovered for several hours to let the fresh air reach it. A new mattress may have brought home some smells from the manufacturer, especially if it's been wrapped in plastic for any amount of time. Open the windows in your bedroom to help circulate fresh air over the mattress.
Clean your mattress as needed. Spot-treat any stains with a mild laundry detergent and water by scrubbing it gently with a clean cloth. Allow it to air dry or place a fan close by to help it dry more quickly. Vacuuming the mattress regularly can help to eliminate dust particles on your mattress.
Carry your mattress by using any handles that may be attached to the sides and avoid bending it. Bending the mattress can destroy the coils inside