Articles and methods for obtaining measurements for the design and/or manufacture of personalized and/or customized clothing, and/or alteration of existing patterns or clothing, and for measuring and/or monitoring one or more parameters, such as size(s), shape(s) and dimension(s), of one or more aspects of a body of the wearer of the article. The articles include a stretchable material interwoven with sensors and/or conductive fibers. The articles include socks, bodysuits, bras, gloves, hats, and so forth. The personalized and/or custom-fitted clothing includes shirts, suits, pants, shorts, dresses, skirts, bras and other undergarments, sleepwear, socks, shoes, gloves, hats, exercise/active wear, protective wear (e.g., helmet, shoulder pads, body armor, etc.), and so forth. The articles and methods may further be used for health and fitness assessment.