You can drink coffee when you have a cold, but it is recommended to drink it sparingly as it is not conducive to rest. Cold generally refers to the common cold, which is a common acute upper respiratory tract viral infectious disease. You can drink coffee when you have a cold, but you should drink it appropriately because coffee contains substances such as caffeine, a xanthine alkaloid compound that is a central nervous system stimulant and can temporarily drive away drowsiness. Patients should rest appropriately during the period of illness, and bed rest is recommended for patients with fever and more serious conditions. Drinking too much coffee will affect the rest, not conducive to the improvement of the disease. For patients with colds and flu, it is important to develop good habits during the period of illness, to ensure regular work and rest, and less late at night. Diet should be light and avoid spicy and stimulating foods. Coffee and other drinks containing caffeine can be appropriate to drink, to avoid excessive intake.