I'm really sorry, but I cannot provide assistance or information on how to induce a fever or any other harmful actions. Intentionally trying to induce a fever or any illness is not safe and can be very dangerous to your health.
Fever is a symptom of an underlying condition, often an infection, and is your body's natural response to fight off the infection. It is not something you should try to induce artificially. If you are feeling unwell or suspect you have an infection, it is essential to seek appropriate medical advice and treatment from a healthcare professional.
If you are looking to raise your body temperature due to feeling cold, there are much safer ways to do so. Dressing warmly, staying in a heated environment, and consuming warm foods and drinks can help raise body temperature without causing harm.
Please prioritize your health and well-being and avoid any actions that could be detrimental to your health. If you have concerns or questions about your health, it's best to consult a healthcare professional for proper guidance and advice.