Key facts Overview Asthma is a chronic lung disease affecting people of all ages. It is caused by inflammation and muscle tightening around the airways, which […]
Key facts Overview Shingles, also known as herpes zoster, is a viral infection that causes a painful rash. It is caused by the varicella-zoster virus (VZV), […]
Key facts Overview Most oral health conditions are largely preventable and can be treated in their early stages. Most cases are dental caries (tooth decay), periodontal […]