GETTY Donald Trump and Vladimir Putin

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The billionaire presidential hopeful said Marco Rubio had a problem with excess sweating and said, after seeing him recently: “I thought he just came out of a swimming pool.” The Republican frontrunner also declared a US president must not look sweaty. He said: “When we get in there with Putin, we need people that don’t sweat, let me tell you.

“Got to have people that don’t sweat. Can you imagine Putin sitting there and waiting for the meeting and this guy walks in and he’s like a wreck. “No, you got to have Trump walk into that meeting folks, we’ll do very nicely. We’re going to do very nicely.” Putin and Trump have both praised each other in recent months.

Trump said he admired Putin for being a strong leader and said he would welcome working alongside Russia to defeat Islamic State (ISIS) terrorists. The Russian president also said he believed Trump was the best candidate for the White House. Putin said the Republican was “an absolute leader of the presidential race” during his annual news conference.

GETTY Donald Trump said Marco Rubio was 'sweaty'

GETTY Vladimir Putin has praised Trump

He said: "He is a very flamboyant man, very talented, no doubt about that. "He is an absolute leader of the presidential race, as we see it, today.

GETTY Marco Rubio

“He says that he wants to move to another level of relations, to a deeper level of relations with Russia. “How can we not welcome it? Of course we welcome it.”