“Why is Amy Klobuchar violently shaking?”

That was a trending question Wednesday night as Democratic presidential candidates faced off in yet another debate.

Throughout, the Minnesota senator appeared to be shaking. Take a look for yourself.

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Some social media users were concerned about the health of the 59-year-old lawmakers.

klobuchar has been very visible shaking all night is she fuckin okay — Lukis (@LukisYT) November 21, 2019

https://twitter.com/yhfncmkdken/status/1197335421472116736

Others speculated that she might have just been really nervous.

Why is Amy so shaky? Is she just really nervous? — Dave Joyce (@daveJay) November 21, 2019

Others got extra descriptive.

Is Amy Klobuchar okay? She’s shaking like a wet chihuahua. #DemDebate #DemocraticDebate — Sara Gonzales (@SaraGonzalesTX) November 21, 2019

She’s like a human Magic Fingers. Yikes — El Chorro (@El__Chorro) November 21, 2019

Theories abounded.

Jonah Goldberg, Editor-in-Chief of The Dispatch, speculated it was just Klobuchar’s hair.

Folks, pretty sure Amy Klobuchar isn’t shaking, it’s just her hair. On the other hand, the staffer who let her go out with shaking hair may not return home. — Jonah Goldberg (@JonahDispatch) November 21, 2019

I’m a little worried that Amy Klobuchar is having a minor seizure? Or maybe she’s just freezing? She’s shaking… #DemDebate — Jordan Zakarin (@jordanzakarin) November 21, 2019

And one Twitterer said Sen. Bernie Sanders “had AN ACTUAL HEART ATTACK a month ago and even he looks healthier. WTF?”