No, as long you don't pack them too full. The tighter weave reduces flow somewhat, so you want the wort to have unrestricted movement once in the bag.
Remember one unassailable statistic, as explained by the late, great George Carlin: "Just think of how stupid the average person is, and then realize half of them are even stupider!"
"I would like to die on Mars, just not on impact." Elon Musk