At 16 weeks, you've reached the four-month mark of your pregnancy, and it's an exhilarating time indeed! 🌟 Your precious little one has blossomed to the size of an avocado, measuring approximately 4.5 inches in length and weighing around 3.5 ounces. Within the cozy confines of your womb, they're actively engaged in a dance of movement, exhibiting subtle gestures that you may soon discern as gentle flutters.