Andrew Harnik/Getty Images The White House is refusing to disclose details about the cognitive tests President Donald Trump has taken to check for early signs of dementia as concerns grow about the aging president’s health. The ongoing secrecy comes after the 79-year-old fired off an early-morning social media tirade on Friday, insisting he was in “PERFECT HEALTH” and once again boasting that he had “aced” three cognitive exams during his presidency. Read more at The Daily Beast.