FIG. 2a - various configurations of a smart textile - e.g. poly(3,4- ethylenedioxythiophene):poly(styrene sulfonate) (PEDOT:PSS) - as applied t o multiple parts of a human body; FIG. 2b - an image of the smart textile of FIG. 2a and a scanning electron microscope (SEM) enlarged view of a portion of that image; and FIG. 2c - the mechanism by which a triboelectric nanogenerator (TENG) formed using the smart textile of FIG. 2a operates; FIG. 3a - a schematic diagram of a smart textile formed in accordance with present teachings; FIG. 3b - the open-circuit output voltage of the smart textile a various doping concentrations of a dopant; and FIG. 3c - the short-circuit output current of the smart textile a various doping concentrations of a dopant; FIG. 4a - voltage output for repetitive clapping or hand tapping over time; FIG. 4b - output power of the repetitive clapping or hand tapping of FIG. 4a, versus resistance; FIG. 4c - voltage output for repetitive stepping over time; FIG. 4d - output power of the repetitive stepping of FIG. 4c, versus resistance; FIG. 4e - the charging curve for various capacitors under the repetitive clapping or hand tapping of FIG. 4a; and FIG. 4f-the charging curve for various capacitors under the repetitive stepping of FIG. 4c; FIG. 5a - output amperage of single-arch strain sensors of various heights; FIG. 5b - schematic diagram of multi-arch strain sensor under progressive stretching; FIG. 5c - image of multi-arch strain sensor; FIG. 5d - output voltage of multi-arch strain sensor of FIG. 5c; and FIG. 5e - real-time output of multi-arch strain sensor of FIG. 5c under various strains; FIG. 6a - image of a coated textile strip; and FIG. 6b - change in resistance over varying amounts of strain; FIG. 3, comprising FIGs. 3a t o 3c, illustrates: FIG. 4, comprising FIGs. 4a t o 4f, illustrates: FIG. 5, comprising FIGs. 5a t o 5e, illustrates: FIG. 6, comprising FIGs. 6a and 6b, illustrates: FIG. 7, comprising FIGs. 7a t o 7c and 7e t o 7k, illustrates: