This invention provides: 1) a method of treating a subject suffering from, or predisposed to a kidney disease or disorder； 2) a method of treating a subject suffering from a wound, or reducing the incidence of, or mitigating the severity of a wound in a subject； 3) a method of treating a subject suffering from a burn, or reducing the incidence of, or mitigating the severity of a burn in a subject, comprising the step of administering to said subject a selective androgen receptor modulator (SARM) compound； 4) a method of treating a subject suffering from a spinal cord injury, by administering to the subject a selective androgen receptor modulator (SARM) and/or an analog, derivative, isomer, metabolite, pharmaceutically acceptable salt, pharmaceutical product, hydrate, N-oxide, prodrug, polymorph, impurity or crystal of said SARM compound, or any combination thereof.
