The human body has a remarkable capacity to heal, but sometimes it recovers in ways that puzzle even experienced surgeons. One such mystery involves the kidneys after surgery for aortic dissection—a life-threatening condition in which the inner lining of the aorta, the body’s largest artery, tears and allows blood to flow within the vessel wall, creating a second channel called a false lumen. Even when the repair operation is successful and follow-up imaging shows that the renal artery, the main blood vessel supplying a kidney, looks perfectly open and unobstructed, that kidney may still gradually shrink and lose function over…

In an era when our newsfeeds are crowded with slick videos, bold headlines, and desperate attempts to grab a few seconds of attention, it is tempting to scroll past yet another political ad without giving it a second thought. But a recent CTV News story reminds us why we cannot afford to be so casual. The report follows a simple, unsettling moment: a public figure picks up their phone and sees a polished, professionally produced advertisement telling thousands of voters that they have endorsed a candidate. The music swells, their face fills the screen, and the words are exactly the…