Why should the veins of the hands be used as a venipuncture site only as a last resort?

Question

Quizplus · Accepted Answer

The veins in the hands are more prone to rolling, can be more challenging to puncture accurately, and the procedure can be more uncomfortable for the patient compared to other venipuncture sites. Additionally, these veins are more susceptible to collapsing, making them a less preferred option for venipuncture unless necessary.

Why Should the Veins of the Hands Be Used as a Venipuncture