NIMH offers a booklet on PDF format describing what a panic attack is and offers helpful tips on how to manage the panic attacks. Remember, this link takes you directly to their PDF file.
This web site offers a step-by-step self help program to learn how to gain lasting freedom from anxiety and panic attack symptoms. This program 'doesn't just tell you how to conquer anxiety, it SHOWS you — step-by-step. We provide the real, practical
'What Panic Away does, and in particular the One Move technique™, is give people the ability to immediately stop fearing another panic attack. It is very simple yet amazingly effective.' (Quote).