The most protection was provided by the taekwondo Adidas headgear (60.5±4.3g) followed by the boxing Adidas (75.4±9.9g), boxing Greenhill (109.4±10.11g), and taekwondo Nike headgear (129.5±8.2g). The ...

All impacts were imparted with a terminal striking velocity of 5.0 m/s (max-min=5.15–4.75 m/s). Each headgear model (boxing: Adidas and Green Hills; taekwondo: Adidas and Nike) were fitted to the ...

That's what fighting without protective headgear can do. In a decision last year, the International Boxing Association stopped the use of headgear in male bouts, citing medical experts who said it ...