Pink vaginal discharge during the 5th week of pregnancy can be concerning, but it is not always a sign of danger or complications. In many cases, it may be due to implantation bleeding or hormonal changes. However, it is important to consult your healthcare provider for an accurate diagnosis and appropriate guidance. They will evaluate your symptoms, perform necessary tests if needed, and provide personalized advice based on your specific situation. It's always better to err on the side of caution and seek professional medical advice to ensure the health and well-being of both you and your baby.