Exposure to secondhand smoke (SHS) from pregnancy to childhood is associated with increased odds of having attention-deficit/hyperactivity disorder (ADHD) symptoms and subtypes, according to a study published online May 20 in JAMA Network Open.

Clonidine is a nonstimulant ADHD medication that a doctor may also prescribe to lower blood pressure. Currently, researchers are still unsure exactly how clonidine helps manage ADHD symptoms. In this article, we discuss clonidine in more detail and consider the benefits and risks of taking this drug to treat ADHD.

“When I was a kid, I had the sense things were more difficult for me,” Tiffany Bui recalled. It was hard for her to focus in school, and she was often forgetful. Throughout her life, she said, members of her family criticized these traits as faults...Ms. Bui’s story is not uncommon: Many women and people of color are only now learning, after years or even decades of difficulty, that they may meet the diagnostic criteria for A.D.H.D., thanks in part to a wave of creators on social media trying to spread awareness.

Although this condition can affect a marriage or partnership in a variety of ways, one of the most frequent difficulties is an overwhelming feeling of loneliness. We’ll discuss the many ways ADHD can affect adult relationships, how to seek professional help, and how to cope if you’re the non-ADHD partner.

For over 50 years, until 2013, the Diagnostic and Statistical Manual classified ADHD as a “Disruptive Behavior Disorder,” its diagnostic criteria pertaining dominantly to external behaviors. This conceptual model left no room for girls with ADHD, who often internalize their symptoms, exhibiting more inattention than hyperactivity. More importantly, this external-behaviors model prevails.

If your child has been diagnosed with attention deficit hyperactivity disorder (ADHD), you might be wondering: what now? And how do I know if medication is warranted? The answer will depend on circumstances and will change over time. It’s quite OK to leave medication as a last resort — but it can be a very useful last resort. Here are some questions I typically work through with a parent and child negotiating this issue.

Akili Interactive, the Boston-based startup that got the first prescription video game approved last June, has raised another $160 million in funding for its work on digital therapeutics. Akili plans to use the money partly to expand its marketing of EndeavorRx, a video game approved by the Food and Drug Administration for children with ADHD. The financing round brings the 10-year-old company’s total venture funding to $230 million.

Inappropriate synaptic development has been proposed as a potential mechanism of neurodevelopmental disorders, including attention-deficit hyperactivity disorder (ADHD)...These findings reveal an unexpected role of MHCI in three major symptoms of ADHD and may provide a novel landmark in the pathogenesis of ADHD.