Ice cream is initially refreshing primarily due to its cold temperature. However, this sensation is temporary.
The Initial Cooling Effect
The cold temperature of ice cream provides an immediate cooling sensation in your mouth and throat. This is because the cold stimulates temperature-sensitive receptors, creating the feeling of refreshment.
The Counteracting Effect
While the initial cold is refreshing, your body works to warm the ice cream to body temperature and digests it. This process requires energy, which generates heat. This heat production can offset the initial cooling sensation, making the refreshing effect relatively short-lived.