Coping with asthma – one of the life-threatening (perhaps the worst of its kind) respiratory conditions – could be really tough for people. Asthma attacks all of a sudden thereby constricting your airway muscles, producing excess mucus and causing shortness in breath. Some of the common triggers of asthma are pollen, dust, animal hair, dust, spores, stress, cold air and respiratory infection. There are plenty of herbal remedies that can alleviate asthma symptoms and prevent it from recurring thereby enabling the patient to lead a normal life. Here are some of the best herbal remedies for asthma. All these herbs boost the immune system and have other potential health benefits.