The most common anecdotal examples based on hearsay are of parents lifting vehicles to rescue their children, and when people are in life-and-death situations. Hysterical strength can also be observed among the mentally ill. Period of increased strength is short-lived, usually no longer than  few minutes, and might lead to muscle injuries and exhaustion later. It is not known if there are any reliable scientific examples of this phenomenon. Before May 1962, Jack Kirby claims a woman lifted a car off her baby, which inspired him to create the Hulk. From The Comics Journal #134 (February 1990) In 1982, in Lawrenceville, Georgia, Tony Cavallo was repairing a 1964 Chevrolet Impala automobile from underneath when the vehicle fell off the jacks on which it was propped, trapping him underneath. Cavallo's mother, Mrs. Angela Cavallo, lifted the car high enough and long enough for two neighbours to replace the jacks and pull Tony from beneath the car.Clark, Josh. "How can adrenaline help you lift a 3,500-pound car?", 11 December 2007. HowStuffWorks.com. Retrieved 13 November 2008. In 2006, Ivujivik, Quebec, resident Lydia Angiyou saved several children by fighting a polar bear until a local hunter shot the bear. In 2006, in Tucson, Arizona, Tom Boyle watched as a Chevrolet Camaro hit 18-year-old Kyle Holtrust. The car pinned Holtrust, still alive, underneath. Boyle lifted the Camaro off the teenager, while the driver of the car pulled the teen to safety.Huicochea, Alexis. "Man lifts car off pinned cyclist", Arizona Daily Star, 28 July 2006. Retrieved 21 November 2010. In 2009, in Ottawa, Kansas, , Nick Harris lifted a Mercury sedan to help a 6-year-old girl pinned beneath.Associated Press. "Kansas dad somehow lifts car off 6-year-old girl", 18 December 2009. news.yahoo.com. Retrieved 19 December 2009. In 2009, in Newport, Wales, Donna McNamee, Abigail Sicolo, and Anthony McNamee lifted a 1.1 ton Renault Clio off an 8-year-old boy. In 2011, in Tampa, Florida, , University of South Florida college football player Danous Estenor lifted a car off a man who had been caught underneath. The man was a tow truck driver who had been pinned under the rear tire of a 1990 Cadillac Seville, which had lurched forward as he worked underneath it. The man suffered only minor injuries. In 2012, in Glen Allen, Virginia, 22-year-old Lauren Kornacki rescued her father, Alec Kornacki, after the jack used to prop up his BMW slipped, pinning him under it. Lauren lifted the car, then performed CPR on her father and saved his life. In 2012, in Michigan, Austin Smith (age 15) lifted a car to save his grandfather pinned underneath URL In 2013, in Oregon, teenage sisters Hannah (age 16) and Haylee (age 14) lifted a tractor to save their father pinned underneath. In 2013, in Salvage, Newfoundland and Labrador, Cecil Stuckless, a 72-year-old man lifted a Jeep to save his son-in-law pinned underneath URL In 2015, in St. John's, Newfoundland, Nick Williams lifted a four-wheel-drive vehicle to save a young boy pinned beneath its tire. In 2017, in Temple Terrace, Florida, Kenny Franklin, lifted an SUV from a state trooper after an accident URL In 2019, in Ohio, Zac Clark, a 16-year-old football player, lifted a 3,000 lb car when he heard his neighbor call for help . Hysterical strength can result in torn muscles due to higher mechanical stress .
The most common anecdotal examples based on hearsay are of parents lifting vehicles to rescue their children, and when people are in life-and-death situations. Hysterical strength can also be observed among the mentally ill. Periods of increased strength are short-lived, usually no longer than a few minutes, and might lead to muscle injuries and exhaustion later. It is not known if there are any reliable scientific examples of this phenomenon. Before May 1962, Jack Kirby claims a woman lifted a car off her baby, which inspired him to create the Hulk. From The Comics Journal #134 (February 1990) In 1982, in Lawrenceville, Georgia, Tony Cavallo was repairing a 1964 Chevrolet Impala automobile from underneath when the vehicle fell off the jacks on which it was propped, trapping him underneath. Cavallo's mother, Mrs. Angela Cavallo, lifted the car high enough and long enough for two neighbours to replace the jacks and pull Tony from beneath the car.Clark, Josh. "How can adrenaline help you lift a 3,500-pound car?", 11 December 2007. HowStuffWorks.com. Retrieved 13 November 2008. In 2006, Ivujivik, Quebec, resident Lydia Angiyou saved several children by fighting a polar bear until a local hunter shot the bear. In 2006, in Tucson, Arizona, Tom Boyle watched as a Chevrolet Camaro hit 18-year-old Kyle Holtrust. The car pinned Holtrust, still alive, underneath. Boyle lifted the Camaro off the teenager, while the driver of the car pulled the teen to safety.Huicochea, Alexis. "Man lifts car off pinned cyclist", Arizona Daily Star, 28 July 2006. Retrieved 21 November 2010. In 2009, in Ottawa, Kansas, , Nick Harris lifted a Mercury sedan to help a 6-year-old girl pinned beneath.Associated Press. "Kansas dad somehow lifts car off 6-year-old girl", 18 December 2009. news.yahoo.com. Retrieved 19 December 2009. In 2009, in Newport, Wales, Donna McNamee, Abigail Sicolo, and Anthony McNamee lifted a 1.1 ton Renault Clio off an 8-year-old boy. In 2011, in Tampa, Florida, , University of South Florida college football player Danous Estenor lifted a car off a man who had been caught underneath. The man was a tow truck driver who had been pinned under the rear tire of a 1990 Cadillac Seville, which had lurched forward as he worked underneath it. The man suffered only minor injuries. In 2012, in Glen Allen, Virginia, 22-year-old Lauren Kornacki rescued her father, Alec Kornacki, after the jack used to prop up his BMW slipped, pinning him under it. Lauren lifted the car, then performed CPR on her father and saved his life. In 2012, in Michigan, Austin Smith (age 15) lifted a car to save his grandfather pinned underneath URL In 2013, in Oregon, teenage sisters Hannah (age 16) and Haylee (age 14) lifted a tractor to save their father pinned underneath. In 2013, in Salvage, Newfoundland and Labrador, Cecil Stuckless, a 72-year-old man lifted a Jeep to save his son-in-law pinned underneath URL In 2015, in St. John's, Newfoundland, Nick Williams lifted a four-wheel-drive vehicle to save a young boy pinned beneath its tire. In 2017, in Temple Terrace, Florida, Kenny Franklin, lifted an SUV from a state trooper after an accident URL In 2019, in Ohio, Zac Clark, a 16-year-old football player, lifted a 3,000 lb car when he heard his neighbor call for help .
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Hysterical strength can result in torn muscles due to higher mechanical stress