Which group is more likely to suffer severe consequences from blood loss?

Children are more likely to suffer severe consequences from blood loss due to their smaller blood volume and lower body weight compared to adults and older adults. A child's overall blood volume is proportionally less than that of an adult, meaning that it takes a smaller volume of blood loss to cause significant physiological effects. Additionally, children may have less physiological reserve to compensate for blood loss, making them more vulnerable during medical emergencies. Their developing bodies are also still adapting to various physical stressors, including the loss of blood, which can lead to more pronounced effects in situations involving trauma or bleeding. In contrast, while older adults may have other health issues that complicate their response to blood loss, their larger absolute blood volume often allows them to tolerate larger volumes of blood loss compared to children. Therefore, the severity of blood loss impacts children most dramatically in this context.