Skip to main content. Founded in 1938 by Curtis L. Carlson and family-owned to this day, Carlson does business in more than 150 countries and territories. Through our portfolio of operating businesses we have always sought to make business a source of opportunity for others and an engine of positive change in the world.
Since exercise requires more energy, your heart beats faster to deliver more oxygen through the blood. By measuring how fast your heart is beating, Fitbit trackers with PurePulse technology can more accurately gauge how many calories youâre burning.ptimize your health with charts & graphs. Get instant heart rate readings all day, every day. Analyze your heart rate over time to identify trends and manage stress. Review resting heart rate trends to see when health and fitness are improving.
1 Beta-blockers-can be used to slow down your heart rate, and improve blood flow through your body. 2  You may take this drug if you have been diagnosed with irregular heartbeats, or high blood pressure. 3  Some examples of this medication may include: Metoprolol (Lopressor), propanolol (Inderal), and atenolol (Tenormin). normal heart rate is 60 to 100 beats per minute. Tachycardia is considered a heart rate of greater than 100 beats per minute. If you are exercising, or performing any kind of activity, your heart will normally beat faster. This allows your heart to pump blood through out your body, to provide oxygen to the tissues.