Hot-natured

A Tai-yang state is one in which hot-natured reactions take place at the outside region of the body— that is, headache, fever, or chilliness.

Source: wiktionary

A cold-natured herb is different from a cool-natured one only in degree; so is a warm-natured herb different from a hot-natured herb.

Source: wiktionary

After ingestion warm-natured foods travel to the lungs and support and stimulate their function; these warm-natured foods are therefore beneficial for Yin Type A's, born with weaker lungs. Hot-natured foods travel to the spleen and support and stimulate its function; thus hot-natured foods are beneficial for Yin Type B's, born with a weaker spleen.

Source: wiktionary

I stood outside the group, partly from a dislike of being crowded, but mostly because I tend to be kind of hot-natured, which means I have a certain affinity with cold weather.

Source: wiktionary