The article explores blockchain network congestion, understanding its causes, mechanisms, and consequences. It delves into how congestion affects performance, transaction fees, and user experience, while highlighting its impact on Bitcoin and Ethereum. The article provides solutions like increased block size, reduced block time, layer 2 solutions, and sharding. Aimed at developers, blockchain users, and stakeholders, it offers insights into optimizing network efficiency and addressing scalability challenges. It enhances keyword density for network congestion, transaction backlog, scalability solutions, and blockchain technology, ensuring quick comprehension and applicability.