Description: The ‘Max Age’ is an HTTP header that specifies the maximum time a resource is considered fresh. This header is part of the caching control mechanism in HTTP, allowing web clients and servers to efficiently manage the storage and retrieval of web resources. The ‘Max Age’ is expressed in seconds and is used to determine whether a resource can be reused from the cache or if it needs to be requested again from the server. When a resource is cached, its ‘Max Age’ is calculated from the time it was cached and the time that has passed since then. If the elapsed time exceeds the ‘Max Age’, the resource is considered stale, and a new request is required to obtain the most up-to-date version. This mechanism not only improves the loading speed of web pages but also reduces the load on servers, thereby optimizing bandwidth usage. Proper implementation of ‘Max Age’ is crucial for maintaining content freshness and ensuring that users access the most recent information without experiencing significant delays in navigation.