Isnt there a character in Marvel Comics who ...?

Question

has the power to control bodily functions in herself and others?

Answer 1

Well, Cerebra from X-Men 2099 can control peoples' nervous system.

Esper Lass from the Legion of Super-Heroes also had some level of control over people.

Hackbarth the physiological regulator from DP7 could also control peoples' bodily functions.

Answer 2

^ Cable and Moondragon are telepaths. Yes, they can enter people's minds and control them, but I don't think that's quite what he's looking for. And the most famous telepath would be Professor X, followed by Jean Grey.

Answer 3

Cable is probably the most famous

Others:

Stacy X

Moondragon