The normal, or resting, pulse rate in adolescence can range between 50 to 60 beats per minute to as high as 90 to 100. When active, the maximum heart rate for a teen â the highest amount his heart can safely beat per minute â is about 200 to 205. You can obtain the exact number by subtracting your teenâs age from 220.
About. 1  Smithsonian Earth is a commercial-free streaming service that offers unlimited access to original documentaries, short series, and Nature Scenes. Shot in stunning 4K Ultra HD resolution by filmmakers around the world, its programs will bring you closer than ever before to nature's most fascinating animals and wildest locations.
Sign in to. OregonLive.com. Washington State Parks announces 2014 free days, including this weekend. Washington State Parks announces Sunday, Jan. 19, and Monday, Jan. 20, as the first of 12 âfree daysâ in 2014, when visitors are not required to display the Discover Pass to visit a state park.