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.
Best Answer: Headlight lamps vary pretty widely through roughly the 1000-2000 lumen range. The first source has a chart where you can look up what you have now. Source(s): http://www.danielsternlighting.com/tech/... FlagMichael Â· 4 years ago.ower is not an issue i can manage voltage regulators and relative fuses easily for power... show more im chasing LED headlight replacements, but what im trying to figgure out is how many lumens is necessary to have for them.