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Tag: Most painful injection

Explore our medication guides and pharmacology articles within this category.

Understanding Pain: Where Does an Injection Hurt the Most?

5 min read
According to a systematic review, needle size is a statistically significant factor in injection pain, with smaller diameter needles often causing less pain. Understanding why some injections are more painful than others involves a combination of anatomical, procedural, and psychological factors, providing a comprehensive answer to where does an injection hurt the most.