I will be erasing the post below and changing it to the title blog post.
Remember that every YouTube video has a transcript that you can open and follow along as you watch the video*:
*Click on the three dots at the far right of views line. That will open the box with transcript. Click on “transcript” and that will open the time stamped transcript.
Here is the first of five great YouTube videos on ECG Axis:
And here are some screen shots from the above video: