4-month-old Jonas suffers from plagiocephaly... In other words, the toddler's head is flat. At birth, the shape of the head is still malleable, so it adapts to any pressure applied to it. If the baby always sleeps in the same position, it is common for his head to flatten.1 in 5 children are now "victims" of plagiocephaly. Although this problem does not affect brain development, it raises some aesthetic issues. To overcome this problem, doctors recommended the family put a helmet on Jonah's head for a period of 3 to 6 months.A supportive big sisterOn a Saturday, Camila, Jonas's sister, was also wearing a helmet. Her dad, Gary explained, "She wants her brother to be happy and not feel different." The family was so moved by her gesture that they decided to make it a habit.Now, every Saturday, they all wear a helmet!