Roman timekeeping. The Roman clock, or time of day, was divided into 24 hours (Latin horae), 12 hours of light and 12 hours of darkness.
When equipping a home-gym, itâs critical to consider at least one piece of cardio equipment. The top four treadmill picks from Consumer Search range from $990 to $3,500, with the average costing around $2,000.Another piece of popular cardio equipment is an elliptical trainer, which averages $1,500.he top four treadmill picks from Consumer Search range from $990 to $3,500, with the average costing around $2,000. Another piece of popular cardio equipment is an elliptical trainer, which averages $1,500.
1 Online Personal Training Services cost a fraction of what in-person trainers cost. Gym America offers interactive workout and diet regimens for $7 per month or $50 for six months.  Fitness centers typically offer discounts if clients buy multiple training sessions or sign up for a new membership.