Respiratory infections can hit you out of nowhere, turning a regular day into one filled with coughs, sniffles, or trouble breathing. Whether it’s a pesky cold or something more serious like pneumonia, these infections affect your lungs, throat, or airways, making you feel miserable. As someone who’s worked with countless patients as a respiratory specialist , I want to share what you need to know about respiratory infection symptoms , respiratory infection causes , and the best respiratory infection treatments to get you back on your feet. What Is a Respiratory Infection? A respiratory infection is any illness that affects the parts of your body involved in breathing—your nose, throat, windpipe, or lungs. These infections can be caused by viruses, bacteria, or even fungi, and they range from mild to severe. While most people recover with rest and care, some cases need a respiratory specialist to guide the way. Knowing what’s going on in your body is the first step to finding th...