This Site Might Help You. RE: Why do breathing and heart rate remain elevated after exercise stops? One measrue of physical fitness is a &quot;step test,&quot; in which a subject steps us on a low platform and then back down (one second for each), and continues this process for 3 minutes.aybe because your muscles are still requiring oxygen since they are still swollen from being used. Oxygen is transported to your muscles via your blood from your lungs and that could be the reason why your heart rate stays elevated.
Old headlights gave off 700 lumens of light; new headlights give off 1,000 to 1,200 lumens; high-intensity discharge lights (the term Xenon is really a misnomer, Bibbo said) give off 3,000 lumens.ld headlights gave off 700 lumens of light; new headlights give off 1,000 to 1,200 lumens; high-intensity discharge lights (the term Xenon is really a misnomer, Bibbo said) give off 3,000 lumens.
The Acebeam X65 shines with and impressive 11,500 lumens. It has throw distance of 1150 meters and costs around $500. The brightest compact flashlight is the Olight X7 Marauder. It has a brightness rating of 9000 lumens, and costs around $160. The brightest headlamp is the Lupine Betty Rx14 â it shines with 5000 lumens and costs around $1095. The brightest flashlight that uses AA batteries is the Nitecore EA81.