A quantity sample type that measures the amount of active energy the user has burned.```javascriptletd=newDate(2016,1,1);letoptions={startDate:(newDate(2016,10,1)).toISOString(),// requiredendDate:(newDate()).toISOString(),// optional; default now};``````javascriptAppleHealthkit.getActiveEnergyBurned(options:Object,(err:Object,results:Object)=>{if(err){return;}console.log(results)});```