As Singapore continues to promote healthier lifestyles and preventive care under the Healthier SG  movement, one simple yet powerful step in protecting your health — especially for seniors and those with chronic conditions  — is getting the annual influenza (flu) vaccination .    What is Influenza?   Influenza is a highly contagious respiratory infection  caused by flu viruses. Unlike the common cold, influenza can lead to severe complications  such as pneumonia, bronchitis,