The term 'Treadmill Settings' refers to the settings that can be adjusted on a treadmill in order to customize the workout experience. The two crossword solutions for this term are 'Gyms' (4 letters) and 'Speeds' (6 letters). Gyms are places where people can go to use treadmills and other exercise equipment, while speeds refer to the adjustable speed of the treadmill. Adjusting the speed of the treadmill allows users to customize their workout intensity.