When Moses' hands grew tired, they took a stone and put it under him and he sat on it. Aaron and Hur held his hands up - one on one side, one on the other - so that his hands remained steady till sunset. Exodus 17:12
Why stand when you can sit (or lay down and take a nap)?
Why not say 'yes' to support from friends (or reach out to request prayer, an understanding ear and some fun)?