what is a human beings normal body temperature
Human body temperature Normal human body temperature, also known as normothermia or euthermia, is the typical temperature range found in humans. The normal human body temperature range is typically stated as 36.5–37.5 °C (97.7–99.5 °F).[8]
Human head One study in the United States estimated the average human head circumference to be 55 centimetres (21 3⁄4 in) in females and 57 centimetres (22 1⁄2 in) in males.[4][dubious – discuss] A British study by Newcastle University showed an average size of 55.2 cm for females and 57.2 cm for males with average size varying proportionally with height [5]