For example, if the air temperature is 75 degrees Fahrenheit (24 degrees Celsius) and the relative humidity is zero percent, the air temperature feels like 69 degrees Fahrenheit (21 C) to our bodies.
Causes[edit] Febrile seizures are due to fevers, usually those greater than 38 Â°C (100.4 Â°F). The cause of the fevers is often a viral illness. The likelihood of a febrile seizure is related to how high the temperature reaches.
There are two types of febrile seizures: 1  Simple febrile seizures are usually over in a few minutes, but in rare cases they can last up to 15 minutes.  Complex febrile seizures can last more than 15 minutes or happen more than once in 24 hours.