The author of the book said he was treated for cancer while at the White House.
Peter said he didn't see any signs of pain, and suggested that it was a lie.
Symptoms of the disease don't show up until after the cancer has spread. The man is not a fan of the person.
Peter Navarro, a former White House trade advisor, suggested that a claim that he had cancer was a ruse to help sell copies of his book.
According to The New York Times, Trump's son-in-law wrote in his book that he was diagnosed with cancer while he was working at the White House.
According to the book, Kushner was diagnosed with an illness in October and hid it from the president.
In an interview with Newsmax shared by Mediaite, Navarro was asked why Trump's son-in-law hid his diagnosis.
It came out of the blue. I saw him daily. There was no sign that he was hurt or in danger. I think he is trying to sell his book now.
One of the many feuds among those in Trump's circle is the one that has been criticized by Navarro multiple times.
According to the National Health Service of Britain, swelling and pain in the neck, a sore throat, and difficulty swallowing are some of the symptoms ofthyroid cancer. He said his cancer was caught early.
He called him a "one-man wrecking crew" whose only qualification was that he was the boss's son- in-law.
Broadside Books did not reply to Insider's request for comment.
The author of a book on Amazon was invited to work in the Trump White House after he cold-called him to thank him for his White House job. The themes of the book were in line with Trump's protectionist instincts.
Neither of the two people who led the task force to procure vital medical equipment had any experience with public-health issues.
In his book, "In Trump Time: A Journal of America's Plague Year," the author criticized "Project Airbridge," a short-lived program that was designed to fly personal protective equipment from Asian manufacturers to US hospital suppliers.
The project undermined US manufacturers and helped drive up the trade deficit even as it caredened this country further into its foreign import dependency ditch.
John Kelly, Donald Trump's former chief of staff, was accused of secretly listening to all of the president's phone calls, as well as shoving Donald Trump's daughter. Kelly denied the accusation.
The Justice Department filed a lawsuit this week against Navarro, accusing him of wrongful retention of records that should have been turned over to the National Archives after Trump left office.
Business Insider has an article on it.