Your heart beats about 100,000 times in one day and about 35 million times in a year. During an average lifetime, the human heart will beat more than 2.5 billion times. Give a tennis ball a good ...

Heart rate (HR) is the number of times the heart beats in one minute. The average number of beats is 72 beats per minute. Stroke volume (SV) is the volume of blood pumped out of the heart with ...

Heart rate (HR) is the number of times the heart beats (or the ventricles pump blood out) in one minute. The average resting HR is approximately 70 beats per minute (bpm). Stroke volume (SV ...

The new headphones are Beats’ first to feature heart rate monitoring, too. Colors include Jet Black, Quick Sand, Hyper Purple, and Electric Orange. The Powerbeats Pro 2 are also IPX4 sweat and water ...

Features include heart rate monitoring, ANC, Transparency mode, Adaptive EQ, and wireless charging. After a lengthy six-year wait, Beats has announced its Powerbeats Pro 2 wireless earbuds.