this is happening to me right now, i have 8 stuffs to get done, really i don't know where to start so I ran here ( steemit) to avoid it and the anxiety to get my thoughts fillwith crypto news only to see your post,

most times when a procrastinator gets overwhelmed with so much jobs to finish, they think they are already stressed out, even with out them touching one of it, the more jobs they see undone the more they feel so tired, cause the brain sends a message to the body about the amount of work and stress the total jobs would give after completion of the procrastinated work, this triggers the body hormone and makes the procrastinator feels tired even with out doing any of them.
its psychological