Dry air can irritate airways and lungs, increasing susceptibility to infection. Cold weather allows bacteria and viruses to thrive, elevating the risk of pneumonia. The following are simple measures to help prevent this condition.

**Stay Hydrated**

Drinking enough water helps thin mucus in the respiratory tract, promoting clear airways. Adults should aim for about 6-8 glasses of water daily. Warm beverages, such as tea or broth, can also help keep the respiratory tract moist.

**Practice Regular Handwashing and Social Distancing**

Regular handwashing is one of the most effective ways to prevent the spread of respiratory infections, including pneumonia. Everyone should wash their hands with soap and water for at least 20 seconds, especially before eating and after using the restroom. When near sick individuals, maintain a minimum distance of about 2 meters to reduce the risk of transmission. Avoid close contact, such as handshakes or hugs. Wearing a mask in crowded public places is also advisable to prevent respiratory illnesses.

**Maintain a Healthy Lifestyle**

A healthy diet supports the immune system, reducing the risk of respiratory infections. Eating a variety of fruits, vegetables, whole grains, and lean proteins helps maintain overall health. Additionally, regular exercise and adequate sleep of 7-9 hours each night enhance the body's resistance.

**Avoid Tobacco Smoke and Air Pollution**

Smoking, exposure to secondhand smoke, or air pollution all damage the lungs, increasing the risk of respiratory infections. Smokers should quit this habit. Limit outdoor exposure or take measures to protect airways when air quality is poor.

**Get Vaccinated and Recognize Symptoms**

Vaccination is a primary and effective measure for preventing pneumonia. Furthermore, it is important to recognize early symptoms of pneumonia, such as persistent cough, fever, rapid breathing, difficulty breathing, and bluish fingertips. If these signs appear, patients should seek early medical attention to avoid complications. Bacterial pneumonia is often treated with antibiotics, and timely treatment can reduce the risk of severe complications.

**Keep Warm and Maintain Indoor Humidity**

Cold weather can weaken the immune system, making the body more susceptible to respiratory infections. Staying warm by wearing sufficient layers of clothing, covering the head and ears, and keeping feet dry helps reduce the risk of illness. Low humidity dries the respiratory mucous membranes, creating conditions for bacteria and viruses to enter. Families may consider using an indoor humidifier to maintain appropriate humidity, contributing to pneumonia prevention.

By Le Nguyen (According to Hindustan Times)