Viral bacteria infection

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Humble Family Practice

Family Medicine located in Humble, TX & Atascocita, TX

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Viruses can be found in nearly every habitat on Earth. They are classified as the most prevalent biological species on Earth. However, occasionally problems in the human body are brought on by these mostly present organisms. One of the conditions that affect people most frequently is a viral infection. The term "viral infection" refers to a condition that is/can be brought on by a variety of viruses. It may have an impact on different bodily parts. Some viruses are found in the colon, whereas others are found in the lungs and airways. A patient who is infected could have dyspnea, coughing, diarrhea, and abdominal pain. Viruses can spread or be transferred in many different ways. Some people can contract a virus by ingesting it or inhaling it, getting bitten by a bug, having intercourse, or receiving blood transfusions affected by the virus.

How does Viral Infection affect the human body?

A virus is a little genetic component that searches for a host to live in and develop. When a virus enters a host cell, it takes control of the cell's command structure and starts to multiply. In order to create and multiply new viruses similar to them, viruses infect healthy, living, and normal cells. These tiny pathogens require a living cell to reproduce. As a result, they penetrate the host cell and spill out their DNA or RNA there. These DNA or RNA molecules hold the instructions needed to replicate the virus. The intriguing aspect of viruses is that they are incredibly distinct microorganisms since they are unable to replicate on their own. Therefore, after penetrating the host cell, the virus's genetic material seizes control of the cell and forces it to carry out viral replication. In this process, the infected cell typically dies because the virus prevents it from carrying out its normal duties. The entire procedure leaves the body feeling sick and weak.

What causes viral infection?

The infectious viruses exist naturally in a variety of animal and insect hosts, most frequently in mosquitoes, ticks, rodents, or bats. Each of these hosts typically inhabits a particular geographic area, and as a result, each disease often only manifests in the host's home zone.

Viral infections are frequently contracted in the following ways:

  • Coughing, sneezing, or close touch with others.

  • From surfaces or items (such as counters, doorknobs, or phones) that a virus-carrying person has touched.

  • Vaginal, oral, or anal sex.

  • An infected animal, mosquito, or tick bite.

  • Either by consuming infected food or drinking contaminated water.

What are the common symptoms of Viral Infection?

The symptoms of a viral infection vary depending on where you get it, but some typical ones are as follows:

  • Flu-like symptoms include exhaustion, a temperature, and body and headaches.

  • Upper respiratory symptoms include a sore throat, cough, and sneezing.

  • Gastrointestinal symptoms include nausea, vomiting, and diarrhoea.

  • Skin conditions include warts, rashes, lesions, and blisters.

The symptoms of viral infections are sometime nonexistent.

What type of viral infection is most common?

The respiratory system is the most common organ to be affected by viral infections, which can impact various bodily parts and systems. Here are a few common viral infections as examples.

Viral Respiratory Infections

  • Respiratory syncytial virus (RSV)

  • Adenovirus

  • Rhinovirus (common cold)

  • Influenza (the flu)

  • Severe acute respiratory syndrome (SARS)

  • SARS-CoV-2 (COVID-19)

Viral Infections With Skin Rashes

  • Measles

  • Rubella

  • Varicella (chicken pox and shingles)

  • Roseola

Viral Sexually Transmitted Infections

  • Hepatitis B

  • Herpes simplex virus

  • Human immunodeficiency virus (HIV)

  • Human papillomavirus (HPV)

 Other Viral Infections

  • Norovirus (stomach flu)

  • Viral hepatitis

How long does a viral infection last?

A viral infection normally only lasts a week or two. However, this may seem like a long time if you're miserable. Most viral fevers last 3 to 4 days and can persist for up to a week. However, others, like dengue fever, can continue for up to 10 days or more. However, depending on the sort of fever you have, the length of your fever varies. You may be progressively feeling better, but it can take a while for some to recover totally from post-viral fatigue. In extreme cases, it can even take a year or longer. To help in your healing, don't forget to maintain regular, high-quality REST.

What is best medicine for viral infection?

Antibiotics do not typically treat viral infections, hence there is no cure for viral fever. However, your doctor can suggest a particular medication that might reduce the symptoms. Here are a few common treatments for viral infections:

  • The symptoms of fever can be eased with over-the-counter medications like ibuprofen or paracetamol.

  • Whenever necessary, take antiviral medications.

  • If you have a high fever, take a warm bath or place a damp cloth over your forehead to reduce your body temperature.

  • Dehydration: Drink a lot of fluids, it aids in replacing any fluid lost through perspiration.

  • When you have diarrhea, you may need to take an antidiarrheal drug such as loperamide.

  • Vomiting and nauseous: a diet high in clear liquids and sporadically antiemetic (antinausea) drugs like ondansetron.

  • Some rashes: lotions that soothe or moisturize, and occasionally oral antihistamines given for itching.

  • Runny nose: nasal decongestants, such as phenylephrine or phenylpropanolamine, are occasionally used.

  • Sore throat: Occasionally, throat-numbing lozenges with dyclonine or benzocaine.

Not everyone with these symptoms requires medical attention. Waiting for mild symptoms to go gone naturally can be preferable. For newborns and young children, some treatments may not be suitable.

How can viral infection be prevented?

Treatments for the majority of viral illnesses only provide temporary relief from symptoms while patients rely on their immune system to eradicate the virus. Viral infections cannot be treated with antibiotics. Antiviral medications are available to treat several viral infections. 

  • Many viral illnesses can be avoided with the help of vaccinations.

  • In particular, during the cold and flu season, wash your hands frequently.

  • Maintain a healthy diet. This includes keeping food in proper storage, cooking meat and poultry to a safe temperature, and washing or peeling produce before consumption.

  • Use a dental dam or condom whenever you have sex.

  • Prevent getting bitten by insects. Wear protective clothing, apply bug spray, and if required, sleep with mosquito netting.

  • Never interact with wild or aggressive animals. Avoid letting your pets roam free outside where they can get bitten by a rabid animal.

  • If you're sick, stay away from other people.

  • Take post-exposure prevention. Following a viral encounter, you may benefit from post-exposure prophylaxis to avoid contracting a potentially fatal infection. If you suspect you may have been exposed to rabies, HIV, hepatitis B, or chickenpox, speak with a healthcare physician straight soon.

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