[ufmace]

This is basically the idea. Exact techniques vary, but the point is to keep gently re-focusing on something minor and physical. It doesn't really matter what it is, scan direction vs breath flow vs something else, none of it matters, just pick one and work on focusing.

[chiggsy]

When you sit you may feel discomfort of a kind that makes you want to move. Sit for a bit longer. The discomfort will move rapidly from place to place, since it is an artifact of the revolutions of the mind stuff.

It's kind of like spam subject lines... a call to action.

My nose is bleeding? I need to... Wait, my ankle is killing me, let me just... Oh, no, now my back, quick stretch will ... Hmm, I'd be so much more meditative if I just pop on to Amazon and order a proper cushion...

Just sit. You'll be fine.

Remember that the word user also governs the skeletal muscles. Not the most ideal situation, but you have to expect some strange things if you grow such a complex thing as a brain from some goo. When these things, or other things happen, just watch them, let them pass, and then bring your attention back to the breath in your nose.

It's like balancing. How do you get better at balancing? Stand precariously every day and eventually your muscles will strengthen and you will be balanced.

Similarly, bringing your attention back to the breath in your nose is how you get better at this thing.

Just some tips that helped me.