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A growing anti-sunscreen movement on social media is causing concern among dermatologists, who warn that avoiding sunscreen increases long-term health risks. (Malhi, 8/10)

Relying on dollar stores for the bulk of grocery purchases might not be harming American diets, despite the comparative lack of healthy products, a new study has found. As families look to free up funds on costly shopping lists, they are increasingly turning to their locals dollar stores to buy staple food items, according to the study, published Monday in the Journal of the Academy of Nutrition and Dietetics. (Udasin, 8/11)

A developmental sign in early childhood could help to flag the future likelihood of ADHD—and ensure the right support is given at the right time. Brain wiring at this stage of life could lay the foundation for attention-related skills and hold the key to identifying young children who might go on to develop the neurodevelopmental condition. (Millington, 8/11)

Too busy to go to the gym? Don’t worry — you can stay healthy by incorporating at least 15 minutes of fast walking into your everyday routine, new research suggests. (Park, 8/11)

Even after Chris Sanford lost 130 pounds, he struggled with body dysmorphia. Every time he looked at the streamlined bodies on his social media feed, he was reminded about the folds of excess skin drooping from his own torso. It made him feel far larger than he really was. (Goldhill, 8/12)

Monica Seles first noticed the symptoms of myasthenia gravis — a neuromuscular autoimmune disease she discussed during a recent interview with The Associated Press — while she was swinging a racket the way she’d done so many times during, and after, a career that included nine Grand Slam titles and a place in the International Tennis Hall of Fame. (Fendrich, 8/12)