Article continues below advertisementDonald Trump's physical appearance of late has sparked multiple concerns.Aside from the president appearing to fall asleep mid-meetings and sporting bruises on his hands, a body language expert noted his demeanor at the World Economic Forum seemed off.Article continues below advertisementDonald Trump's Stance During Speech Was 'Different'Source: megaA body language expert claimed Donald Trump looked 'weaker' than usual while giving a speech at the World Economic Forum.