This is called a resting pulse. Some people like to check their pulse before and after they exercise. You check your pulse rate by counting the beats in a set period of time (at least 15 to 20 seconds) and multiplying that number to get the number of beats per minute.
If anyone knows the importance of keeping her mind on the game, it's Venus WIlliams. But the tennis superstar seemed somewhat distracted by the presence of her boyfriend Elio Pis as he joined her on court in Miami, where Venus and her sister Serena are competing in the 2013 Sony Open.
Richard and Lakeisha joined them alongside Dylan, and Venus was seen playing with her baby sibling. One of the family: Also meeting up with Venus was her father Richard Williams, 70, his 33 year old wife Lakeisha Williams and their 7 month old son. Family bond: Venus beamed as she chatted to her father Richard on court.