If our body temperature is higher than regular, we call it a fever, because of which our body starts shivering, and pressure on muscles start.
Usually, our body temperature is 98.6 Degree Fahrenheit (36 degrees CELSIUS).
Due to fever, we experience more tiredness and cold.
Fever can also be called symptoms of infection.
Any illness, injury and infection that have been going on in our body for a long time can also cause fever.
Due to lack of immunity in the body, diseases like cough, cold, and fever can occur. Changing the weather can also cause fever.