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Infectious Illnesses
Question #24525
126 days ago
243

why cold occurs

Kabir

I am wondering why cold occurs because I keep getting these annoying sniffles and a scratchy throat every time the weather changes. Like, last week it was warm and sunny, and everyone was out enjoying the park, and then bam! A sudden drop in temp and now I’m stuck in bed with these sore muscles and headaches. My friend said it’s probably just allergies but I’m thinking, could it be something else? Doc says it might be viral, but why does cold occurs in the first place? I thought my immune system was good, I eat healthy and workout...but it’s like every other month I’m sneezing and drinking tea like it’s my lifeline. Some people say it's just part of life, but I can't shake this feeling that there’s more to it. I read somewhere that exposure to cold weather can weaken your immune response, but is that really true? Like, can you actually catch a cold just because it gets chilly? If someone could explain why cold occurs and how I could possibly prevent it, I’d appreciate it! Just sick of this cycle, you know?

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Doctors' responses

Colds are primarily caused by viruses, with the most common culprit being the rhinovirus. This pesky virus is incredibly good at spreading, especially during the colder months, but not because the cold weather directly makes you sick. The drop in temperature is often accompanied by the fact that people spend more time indoors, in close proximity to others, and this can facilitate the transmission of viruses from person to person. Your immune system might be vulnerable to these viruses if you’re experiencing stress, fatigue, or if you’re not getting enough sleep. All these factors can potentially increase one’s susceptibilty to infections, even if you maintain a healthy diet and exercise regularly. The notion that being exposed to cold weather weakens your immune system so you catch a cold isn’t exactly true. It’s more about the environmental changes and behavior shifts that tend to coincide with colder weather. Indoor heating can dry out the mucous membranes in your nose, making it easier for viruses to take hold. Additionally, changes in humidity outdoors can also have an effect, as low humidity levels can assist in virus survival. As for prevention, frequent hand washing is your first line of defense — viruses can live on surfaces for several hours, and touching your face after coming into contact with contaminated objects is a common way these invaders enter your body. Try to maintain a balanced diet rich in fruits and vegetables, get adequate rest, and if you feel these symptoms coming on repeatedly, consider making sure your environment maintains an optimal humidity level. However, if your cold symptoms are frequent and seem too intense or prolonged, it’s a good idea to consult a healthcare professional for further evaluation, as there might be underlying issues contributing to your recurrent symptoms beyond just weather changes.

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