From Wikipedia, the free encyclopedia. Shridhar Chillal (born 1938) holds the world record for the longest fingernails ever reached on a single hand, with a combined length of 909.6 centimeters (358.1 inches). Chillal's longest single nail is his thumbnail, measuring 197.8 centimeters (77.87 inches). He stopped cutting his nails in 1952.
You can also try to slow your heart rate via breathing and relaxation techniques, by practicing other mind/body therapies such as biofeedback, or by taking supplemental calcium and magnesium. For women, start with 100 mg of magnesium (citrate, glycinate, or chelate) and increase the dose up to 350 mg daily.
Multiply this number by 4 to determine the number of beats per minute. Recovering to 120 beats per minute or lower is important. If your recovery heart rate is above 120 beats per minute, then during the next class, you should lower your workout level.