MILWAUKEE (AP) — Feel like you can’t focus? Like you’ll never finish a book again? Like the only way to keep your mind and hands busy is to scroll on social media for hours? You’re far from alone. One body of decades-long research found the average person’s attention span for a single screen is 47 seconds, down from 2.5 minutes in 2004. The 24/7 news cycle, uncertainty about the state of the world and countless hours of screen time don’t help, experts say. “When my patients talk to me about