The new raw food is less dense and has less calories. The metabolism is affected by eating raw foods. This may cause the core body temperature to lower slightly. It will take the body some time to become comfortable at a different body temperature. The body has not adjusted to taking in foods that are at room temperature.
People consume foods that are cold from refrigeration.
This lowers the body's core temperature. Always keep your refrigerator at the highest possible temperature it will allow. Also, seek out and purchase humid-air refrigerators. Most refrigerators are dry deserts inside that wilt vegetables. Generally, fruit does not need any refrigeration.