As a new parent, it is natural to worry about your newborn's health. It can be difficult to tell if your baby is sick, especially if they cannot communicate their symptoms. However, there are some signs to watch out for, including changes in appetite, sleep patterns, and behavior. Other indicators of illness include a fever, vomiting, diarrhea, and a rash. If you are concerned about your baby's health, it is important to seek medical advice immediately. With early detection and treatment, most illnesses can be managed effectively, and your baby can quickly recover and resume their healthy development.