Myth: A normal heart rate is 60-100 beats per minute. That's the old standard. Many doctors think it should be lower. About 50-70 beats per minute is ideal, says Suzanne Steinbaum, MD, director of women's heart health at Lenox Hill Hospital.
The Square Deal was a program started by President Theodore  Roosevelt's based on conservation of natural resources, control of  corporations, and consumer protection. Oftenâ¦ referred to as the  three C's of Roosevelt's Square Deal.
Confidence votes 52. it was Leonhard Euler, the 18th century Swiss mathematician, who invented the square root sign. However, the concept of square roots was known to the Greeks long before that around the time when Archimedes lived.