The phenomenon of hot urine after eating spicy and irritating food is usually caused by the fire caused by too spicy diet. You should change this diet in time, eat lightly, and drink more water and eat more fruits and vegetables, and you will soon get better. The burning sensation in the urine may not be directly related to spicy and irritating food, but may be caused by urethritis or glansitis, burning pain in the urethra and bladder irritation with frequent, urgent and painful urination. This is a routine urine test, if it shows that the white blood cells exceed the normal range, it means that there is an infection, and it should be treated with oral antibiotics in a timely manner. The glans penis can also lead to burning urine, you can apply erythromycin ointment topically, local need to maintain cleanliness and hygiene, change underwear regularly. In addition, men who have an unclean sex life and are infected with gonococcal urethritis will also experience burning and pain at the urethra.