How Delhi’s Toxic Air Is Putting Pregnant Women and Newborns in Danger

Post by : Saif Nasser

Delhi’s pollution crisis is once again showing how dangerous the city’s air has become, not only for adults but also for unborn children. According to Dr Rahul Chawla, an AIIMS-trained neurologist and consultant at IBS Hospital in New Delhi, the air that pregnant women breathe today may be quietly harming their babies even before they are born. His recent message has created strong concern among doctors and families because it highlights invisible dangers that most people do not notice in daily life.

Dr Chawla explains that poisonous particles called PM2.5 are the biggest threat. These particles are extremely small and cannot be seen with the naked eye, but they travel deep into the lungs and then enter the bloodstream. Once inside the body, they move to different organs and even cross the placenta, reaching the developing baby. He warns that this can slow down the growth of the fetal brain and may increase the risk of long-term problems, including autism-related conditions.

The neurologist says that he has often explained how air pollution is not limited to breathing troubles. It affects almost every organ of the body, including the brain. Recent studies show that PM2.5 particles can trigger inflammation in the brain, disturb memory, and reduce attention levels. For a fetus, this danger is even greater because the brain grows very fast during pregnancy. Even a small interruption at this stage can have long-lasting effects on learning, behaviour, and emotional development.

Research has found that children exposed to high pollution levels before birth may show lower birth weight, delayed brain growth, and slow progress in early mental milestones. According to Dr Chawla, even a slight rise in PM2.5 levels can result in noticeable drops in a child’s math and reading scores. Some studies even show that polluted air increases the chances of a child repeating a school grade. While pollution does not directly cause autism, it may make the brain more vulnerable and act as a risk booster.

Dr Chawla believes that parents and caregivers should take immediate steps to reduce exposure. He advises pregnant women to avoid outdoor activities on days with poor air quality. He also suggests keeping windows closed during the worst pollution hours, using HEPA air purifiers at home, and allowing children above six years of age to wear N95 masks during smog peaks. Families who can temporarily move to cleaner areas during severe pollution days should consider doing so. These basic steps, he says, can offer meaningful protection.

He adds that many top doctors, including experts from AIIMS, have warned that Delhi’s air crisis is now a public health emergency. Long-term action from the government is urgently needed because the health of children and future generations depends on cleaner air. Without strong reforms, many newborns may face avoidable health problems that begin even before they open their eyes to the world.

The message from Dr Chawla is clear: what pregnant women breathe today shapes the future health of their children. Delhi’s polluted air is not just an everyday inconvenience—it is a silent threat growing inside homes, schools, and even the womb.