Asthma + Lung UK is a leading charity dedicated to supporting people with asthma and lung conditions, providing expert advice, resources, and advocacy to improve respiratory health. Their website offers practical guidance on recognizing symptoms such as breathlessness, phlegm and mucus, and signs of breathing problems in children, including pre-school wheeze. Whether you’re seeking information for yourself or a loved one, visit Asthma + Lung UK for trusted support and resources.