Spermicide has a failure rate of 28 percent
True, we can cure things that we couldn't before. Even things like the common cold used to be deadly.
Answer:
50 to 100 times each minute.
Explanation:
During activity or excitement, your body needs more oxygen-rich blood; the heart rate rises to well over 100 beats per minute. Medications and some medical conditions may affect how fast your heart-rate is at rest and with exercise