Serial lactate measures also help assess response to therapy. The half-life of lactate is around 20 minutes, even in septic patients. If the lactate is persistently elevated, it's not because the body can't get rid of it, but because the body continues producing it, shifting to anaerobic metabolism.
That's because the Philadelphia Rock 'n' Roll Half Marathon, which has been run in the city for 38 years, has a new date for 2015, landing on Oct. 31.
It also spans five weeks longer than last season and features new events in Phoenix, Road America and Boston. The 2016 Verizon IndyCar Series scheduleâa 16-race season anchored by the 100th Running of the Indianapolis 500 Mile Raceâspans five weeks longer than last season and features new events in Phoenix, Road America and Boston.