To sign in to BloodHub, the platform often used by hospitals and blood centers for managing blood products, open your web browser and navigate to your organization's specific BloodHub login portal. This URL is usually provided by your blood center or hospital IT department. You'll then enter your assigned username and password into the respective fields. BloodHub is a professional system, so credentials are typically managed by your institution's administrator. After inputting your details, click the "Sign In" or "Login" button to access the system and manage blood product orders and related services.