Indonesian authorities have detected a total of five hotspots in Sumatra and 73 hotspots in Kalimantan between Feb 16 and Feb 20 based on satellite images.
Deputy Prime Minister Teo Chee Hean said Singaporeans need to "continue to look after each other, and create the best opportunities for our people to succeed".
Shanmugam's statement comes days after a 19-year-old shooter Nikolas Cruz killed 17 people at a Florida high school in the deadliest mass shooting at a US high school.
Singapore's Immigration and Checkpoints Authority expects heavy traffic in both directions from Feb 16, the first day of Chinese New Year up to Feb 20.
Study urged that children who undergo heart surgery should have their hearing evaluated by age 24 to 30 months, to increase their chances of receiving timely medical intervention.