WHAT IS IT?Fungi are microscopic organisms that live in warm, moist environments. Some fungi have beneficial uses; others can cause illness and infection. Fungal infections most commonly occur on your nails, especially the toenails; on your feet, especially ... View Post

WHAT IS IT? Influenza is a viral infection that attacks your respiratory system — your nose, throat and lungs. Commonly called “the flu,” influenza isn’t the same as stomach “flu” viruses that cause diarrhea and vomiting.Flu viruses travel through the air in... View Post

WHAT IS IT? Emphysema gradually damages the air sacs in your lungs, making you progressively shorter of breath. It’s one of several diseases known collectively as a chronic obstructive pulmonary disease (COPD). The main symptom of emphysema is shortness of b... View Post

WHAT IS IT? Eczema is a condition that makes your skin red and itchy. It’s common in children but can occur at any age. Eczema is associated with allergies, and it may be accompanied by asthma or hay fever. Other signs and symptoms include patches of thicken... View Post

WHAT IS IT? The common cold is a viral infection of your upper respiratory tract — your nose and throat. A common cold is usually harmless, although it may not feel that way at the time. What makes a cold different from other viral infections is that you gen... View Post

WHAT IS IT?Bronchitis is an inflammation of the lining of your bronchial tubes. The condition may be acute or chronic.Chronic bronchitis is associated with constant irritation or inflammation of the bronchial tube lining, often due to smoking. Chronic bronch... View Post

WHAT IS IT?Asthma is a condition in which your airways narrow, swell, and produce extra mucus. This can make breathing difficult and trigger coughing, wheezing and shortness of breath. For some, asthma is a minor nuisance. For others, it’s a major problem th... View Post