Not everyone feels comfortable at meetings. There's nothing wrong with you.
Not finding something to do, though - that can easily be fixed.
Pick flowers
plant flowers
do a crossword
tidy up computer files
paint something
clean under the fridge (yuck!)
feed the cats at the animal shelter
pick up litter on your street
fold your laundry
fold MY laundry
watch a movie
start a blog
clean the gutters
call someone you haven't spoken to in a while
sell something on ebay
take some old clothes to the Salvation Army
..........