Required email disclaimer: Please note that the US government no longer considers unencrypted email to be a secure form of communication, and requires encryption of all confidential medical information transmitted through email unless you specify otherwise.  In the interest of facilitating easy communication, your initiation of a conversation by unencrypted email authorizes Dr. Cook to reply with unencrypted email that may contain confidential medical information about you, using only the reply address you provide.  Email is typically answered within 24 to 48 hours.