You should replace sheets every two to three years.
House Beautiful recommends replacing sheets every two to three years. After a while, the fabric will show signs of wear and tear, such as thinning and fading, and the material will begin to feel less comfortable.
If you want to preserve your sheets, you can alternate between two or more sets. When washing them, a cool or warm cycle will be your best bet, Vicki Fulop, co-founder of Brooklinen, told the magazine.
