The single and double chicken wing can be the bane of even low handicappers.
People say golf instruction is often about what not to do instead of what to do. Well, here you go. You need to create room for your arms to swing and you won’t have a chicken wing or two. I gave few examples in the video.
The generic answer is create more room for your arms to swing around your body and that will be an individual thing on what you are doing wrong.
Here is a video showing how it happens.