You should drink plenty of water and rest for a cold and headache. You should choose foods that are rich in vitamins and promote metabolism. Eating more ginger can help treat a cold by warming the lining and dispersing cold and boosting metabolism.
You should also eat more vitamin-rich foods such as celery, spinach, mung bean sprouts, tomatoes, carrots, apples and bananas, which can strengthen your resistance and promote recovery from a cold.