What is the medical term to abnormal condition of lack of sweat?

The medical term for the abnormal condition of lack of sweat is "anhidrosis." This condition can result from various factors, including genetic disorders, skin damage, or certain medications. Anhidrosis can lead to overheating and heat-related illnesses, as sweating is essential for regulating body temperature. Treatment often focuses on managing the underlying cause and preventing heat-related complications.