Why are cavities increasing in children? Understanding the hidden causes of tooth decay
ETimes March 26, 2026 08:39 AM
Parents, did you know? Cavities in children are not caused by sugar alone. Yes, that’s right! Other factors, such as diet, bacteria, saliva balance, and oral hygiene habits, all play a major role in dental health. Hence, parents need to prioritize the child’s oral hygiene right away!
Tooth decay is one of the most common health problems affecting a large number of children today. So, a majority of parents think that limiting chocolates and candies is enough to protect their child’s teeth and prevent tooth decay. But cavities develop due to a combination of several factors, not just sugar consumption.
Parents, you will be shocked to know that several factors, such as changes in diet, poor brushing habits, and frequent snacking, can all contribute to weakening the teeth. Understanding these causes can help parents take the right steps to protect their child’s oral health and prevent repeated cavities. So, children are prone to tooth decay because they often prefer sweet and processed foods, may skip proper brushing, and sometimes wear orthodontic appliances like braces that make cleaning more difficult. These factors can allow harmful bacteria to grow inside the mouth and damage the enamel.
Common causes of tooth decay in children
Constantly having acidic foods and drinks: Children tend to eat packaged juices, soft drinks, and sour candies, which can weaken the protective enamel layer of the teeth. When enamel becomes weak, teeth become more sensitive, and the child may experience cavities and tooth decay.
Growth of harmful bacteria in the mouth: The mouth naturally contains many types of bacteria. When children consume sugary or starchy foods, certain bacteria feed on these sugars and release acids. These acids slowly erode the enamel and lead to plaque formation, and cavities are seen in children.
Not following good oral hygiene: Skipping brushing, improper brushing techniques, or not using fluoride-based toothpaste can also put the child at risk of cavities.
It is time for parents to ensure their child follows good oral hygiene and prevents cavities and tooth decay. Moreover, parents need to schedule regular dental check-ups and follow-ups for the child, and follow the instructions given by the doctor.
Dr. Abhinav Talekar, Consultant Pediatric & Preventive Dentist, Ankura Hospital for Women and Child, Pune
