The Flu is Back: Why You Need a Flu Shot During the Rainy Months
- Jared Salvador
- Sep 15
- 2 min read

Flu Season in the Philippines
When the rainy season arrives in the Philippines, it is not just floods and traffic that people need to worry about. The cooler and wetter weather also creates the perfect environment for viruses like influenza to spread. Kaya tuwing tag-ulan, mas dumadami ang kaso ng flu sa mga komunidad, schools, at offices.
Unlike the common cold, the flu is more serious and can lead to complications like pneumonia, bronchitis, and even hospitalization. Seniors, young children, pregnant women, and people with chronic conditions such as asthma or diabetes are most at risk.
Why the Flu Spreads During Rainy Days

During the rainy months, people spend more time indoors and in crowded places. This makes it easier for the flu virus to transfer from one person to another through coughing, sneezing, or even just talking. Flooding and cold weather also weaken the immune system, making the body more vulnerable. Kaya hindi lang dengue at leptospirosis ang dapat bantayan tuwing tag-ulan.
Signs You Might Have the Flu

Flu symptoms usually appear suddenly. A person may experience high fever, chills, sore throat, cough, body aches, fatigue, and headaches. Some people also develop nausea or diarrhea, especially children. Because these symptoms can look like other illnesses, it is always best to consult a doctor if you are unsure.
The Power of Prevention: Why Get a Flu Shot

The flu shot is still the most effective way to protect yourself and your family. Getting vaccinated before or during the rainy season reduces your risk of catching the flu and lowers the chances of severe complications. The vaccine also helps protect the community by reducing the spread of the virus, which is especially important for children and the elderly.
Some Filipinos avoid the flu shot because of myths like “nakakasakit daw ito” or “hindi naman effective”. The truth is, the flu vaccine does not cause the flu. What it does is prepare your immune system to fight off the virus if you are exposed. While it may not guarantee complete immunity, it greatly reduces the severity and duration of the illness.
Protect Your Health This Rainy Season
The flu is more than just a seasonal inconvenience. It is a serious health risk that becomes more common in the Philippines during the rainy months. By getting vaccinated, practicing good hygiene, and seeking early medical advice, you can keep yourself and your family safe.
Make flu protection a priority this rainy season. Visit HealthFirst Clinic to get your flu shot and consultation today. Staying healthy means enjoying the rainy season without the worry of getting seriously sick.
📅 Schedule your checkup at HealthFirst Clinic today.
📍 (02) 8860 9740
Sources:
Department of Health Philippines. Influenza Prevention and Control.
World Health Organization. Influenza (Seasonal).
Centers for Disease Control and Prevention. Key Facts About Influenza (Flu) Vaccine.
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