As we turn the calendar to December, the long-expected cold weather has begun to descend upon the region. The days of shorts and t-shirts are gone for the year, replaced by frosty mornings requiring jackets, parkas, and layers of clothing, especially for those who spend significant time outdoors. Amid the effort to stay warm during the winter months, there are some unexpected dangers, particularly to children, as heavily insulated coats can prevent child car seats from working as designed in the event of a crash.