People can clean both their fingernails and toenails. Usually, this will involve using sterile nail clippers, soap, water, and a soft nail brush to help remove material from under the nail.
If anyone deserves to have yellow stained nails it's me. I treat my nails like I'm a teen in love for the first time: I'm constantly smothering and picking at them as if I had a serious axe to grind, ...