Postpartum anxiety can manifest in various ways. Common signs include excessive worry about your baby's health, feeling overwhelmed, difficulty concentrating, and changes in sleep patterns. You might also experience physical symptoms like a racing heart or shortness of breath. It's important to recognize that these feelings are common and can happen to many new mothers. If you notice these signs persisting or worsening, it's essential to reach out to your GP for support. The NHS can provide resources and treatments to help you manage postpartum anxiety effectively.