All Sauce from Weekly Sauce:

Defiance, tantrums, aggression: All signs of a condition called conduct disorder, which Mental Health America says affects up to 16% of boys and 9% of girls. Now, research is revealing real differences in the brain structure of children and youths with conduct disorder, compared to those without the condition. Specifically, the study of the brains…  read on >  read on >

Dropping weight prior to competition is a common practice among athletes. But starving oneself prior to an intense athletic event is likely a wrongheaded, self-defeating practice, a new study warns. Triathletes who ate less prior to competition lost more muscle mass and performed poorly, compared to their function after they followed a sensible diet, researchers…  read on >  read on >

Food tends to taste bland in space, astronauts have reported, making it tough for them to eat enough to stay healthy. Focusing on foods’ smell might help overcome this problem, a new study says. Aroma plays a big role in the flavor of food, and researchers found that certain scents might be more powerful in…  read on >  read on >

Hormone therapy for breast cancer might reduce a woman’s later risk of dementia and Alzheimer’s disease, a new study finds. Overall, hormone therapy is associated with a 7% lower risk of developing Alzheimer’s or a related dementia later in life, according to findings published July 16 in the journal JAMA Network Open. However, this link…  read on >  read on >

Being regular is good for you, a new study shows. Predictable bowel movements could be tied to your long-term health, allowing your body to absorb essential nutrients without producing harmful organ-damaging toxins, researchers found. The “Goldilocks zone” of bowel movement frequency, once or twice a day, is associated with better health, results show. That gives…  read on >  read on >

An experimental blood test could help detect pregnant women at increased risk for preeclampsia, a serious high blood pressure condition that can harm both mother and child. Researchers report the test looks at genetic markers found in tiny particles called extracellular vesicles that transfer information between human cells. Women with preeclampsia followed a specific pattern…  read on >  read on >

Early exposure to antibiotics might increase a kid’s risk of asthma by altering their gut bacteria, a new mouse study finds. Antibiotics could specifically lower gut production of indole propionic acid (IPA), a biochemical that’s crucial to long-term protection against asthma, researchers reported July 15 in the journal Immunity. “We have discovered that a consequence…  read on >  read on >