Years ofsun exposurecan weaken blood vessel walls, contributing to bruising in older adults known as "actinic purpura." Actinic purpura causes purple patches on the backs of the hands and forearms without much of a bump or injury.6 Blood Thinners or Painkillers ...
The thresholds of mechanical inputs for bruising caused by blunt impact are important in the fields of machine safety and forensics. However, reliable data on these thresholds remain inadequate owing to a lack of in vivo experiments, which are crucial for investigating the occurrence of bruising. ...