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Cooler weather can dampen the immune system, which makes our bodies more susceptible to infection. The body is generally good at responding to drops in temperature, but the nose and upper ...
Respiratory droplets are produced naturally as a result of breathing, speaking, sneezing, coughing, or vomiting, so they are always present in our breath, but speaking and coughing increase their number. [1] [2] [3] Droplet sizes range from < 1 μm to 1000 μm, [1] [2] and in typical breath there are around 100 droplets per litre of breath. So ...
Phlegm naturally drains down into the back of the throat and can be swallowed without imposing health risks. [14] Once in the stomach, the acids and digestive system will remove the phlegm and get rid of the germs in it. [1] In some cultures, swallowing phlegm is considered a social taboo, being described as disgusting or unhygienic. [15]
When sneezing, humans eyes automatically close due to the involuntary reflex during sneeze. [3] Shadowgraph visualization of the airflow during a sneeze, comparing an unmasked sneeze with several different method of covering one's mouth and nose: sneezing into a fist, a cupped hand, a tissue, a "coughcatcher" device, a surgical mask, and an N95 ...
Respiratory virus season is officially here in the U.S., making it a prime time to catch a cold. And because the average adult gets two or three colds a year, you could be dealing with an ...
Symptoms of respiratory syncytial virus, or RSV, may start off similar to a common cold, with sneezing and a runny nose. But a “barking or wheezing cough” may be your sign that it has ...
The main sources of infection in the home are people (who are carriers or are infected), foods (particularly raw foods), water, pets, and domestic animals. [13] Sites that accumulate stagnant water – such as sinks, toilets , waste pipes, cleaning tools, and face cloths – readily support microbial growth and can become secondary reservoirs ...
Holiday gatherings can increase the risk of spreading infections. Doctors share tips to keep from getting sick when spending time with family and friends. 6 ways to prevent holiday illness: Ask a ...