Category: Nerve disorders

According to a 2025 article in *The Economic Times*, some studies have rated cluster headaches as high as 9.7 out of 10 for pain intensity. Yet, answering the question, "what is the most painful sensation known to man?" is complicated, as pain is a deeply personal and subjective experience that resists easy ranking.

Millions of adults experience some form of hand-related health issue, from common joint inflammation to complex nerve conditions. Understanding the different potential causes is the first step toward finding relief when considering what illness affects the hands.