The results indicate that US life expectancy drops by 2 years when people sit for more than 3 hours a day, and another 1.4 years for watching TV more than 2 hours a day.
A half distance triathlon, also known as âmiddle distanceâ and sometimes referred to as a 70.3 (named for the total number of miles travelled) covers, as the name suggests, half the distance of the Iron-man. The required distances are a 1.93 km (1.2 miles) swim, a 90 km (56 miles) cycle and 21.9 km (13.1 mile) run.he Olympic distance triathlon, also known as âinternational distanceâ requires a 1.5 km (0.93 mile) swim, a 40 km (24.8 mile) cycle and a 10 km (6.2 mile) run.
The swim distance in most Olympic triathlons is 0.9 miles. For a 70.3 race, it goes up to 1.2 miles. This 0.3 mile difference equates to 528 yards. For those that are concerned about more pool time, no worries because this increase in yardage won't take muchâif anyâincrease in swim training time.