These are one of those comments that sound like a joke but every joke has some truth behind it!

Hopefully your standup is working perfectly. But if it feels like dragging along for longer than 15 mins AND everyone is sitting down. GET UP! In my experience, giving updates while standing has been shown to dramatically shorten the total time to conduct standup

Martin Fowler and collaborators have written the best article I have read with regards in how to conduct standup. Check that out here