Video evidence of switching to ~75% health running animation set making a much better difference:
100% health video
{F1139593}
75% health video
{F1139594}
The only issue is that your character looks a bit unhealthy (looks like limping) so if you can polish that upon the animations, it would be great.
To compensate, just increase stamina.
@Geez This would be my most requested change above, and will really help DayZ combat, which should be immersive, and authentic feel much less arcadey. I believe many will like this change.