=+37. Grip is applied to produce normal surface forces that compress the object being gripped. Examples include two people shaking hands and a nurse squeezing a patient’s forearm to stop bleeding. The article “Investigation of Grip Force, Normal Force, Contact Area, Hand Size, and Handle Size for Cylindrical Handles” (Human Factors, 2008: 734–744)

vincluded the following data on grip strength (N) for