Hít hơi nước ấm. Thay đổi cách ho. Loại bỏ các chất kích ứng trong không khí.

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
Take a hot shower and inhale the steam. This can help loosen the congestion in the nose, which can drip down into your chest and cause cough. It also helps moisturize dry air, which can also cause coughing. At night, run a humidifier and breathe in the warm vapor. This method is helpful for coughs caused by colds, allergies, and asthma. Humidifiers need to be cleaned out regularly. Otherwise, they may cause more harm than good. Mold, other fungi, and bacteria can build up inside the machine and