Many body odors are normal, but when they gross you out, that could signal an illness. “Diseases change the balance of chemicals in the body,” explains William Hanson, M.D., professor of anesthesiology and critical care at the University of Pennsylvania Health System in Philadelphia. Those chemicals can trigger small changes in the scent of breath, urine and other body fluids. “Generally, our sense of smell isn’t sensitive enough to pick all these up,” Dr. Hanson says.

Fasting plasma glucose test (FPG), in which the level of glucose in your blood is measured after eight hours of fastingOral glucose tolerance test (OGTT), in which you drink a glucose-containing beverage after eight hours of fasting. Two hours later, your blood glucose level is measured.Random plasma glucose test, a simple test of the glucose in your blood

Spray both shoes and feet with an athlete’s foot spray powder.Try activated charcoal insoles to combat the smell in your shoes.Don’t wear the same shoes every day; and let them dry and air out between wearings.