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“Although the study’s claims about heart disease rates in the Inuit have since been called into question, those early findings provided a catalyst for an extensive field of research that continues today.”

“Every two to four years, participants completed a food frequency questionnaire in which they answered questions about their walnut consumption as well as other dietary habits. The investigators ranked the participants according to the number of servings of walnuts they consumed each week.”

“To explore this question, researchers analyzed the lifespans of former elite athletes from around the world and compared them with people in the general population. Their goal was to see whether certain sports were associated with longer or shorter lives.”

“For this new analysis, the researchers instead combined data from 65 participants across both heated yoga phases who had attended at least one class and had follow-up data, to answer a different question: Was attending more classes associated with larger reductions in depression symptoms?”

“They also raise interesting questions about causality, such as whether people who have overweight are better metabolic "compensators" because of their high level of adiposity (which may have hormonal and signaling properties conducive to this form of adaptation) or whether they become overweight because they start out life by being better "compensators" and are more likely exceed their baseline…”

“Probiotics have been linked to reduced eczema in early childhood, but it is less clear whether they prevent the condition or merely delay when it appears. A study followed children from infancy into early adolescence to help answer this question.”

“These observations raise questions about whether certain nutritional inadequacies might play a causal role in these conditions and whether supplementation may help regulate symptom severity.”

“Although it is widely used, animal research has raised questions about whether regular intake could affect gut health. A new study examined whether xanthan gum could promote inflammation and alter the intestinal barrier.”

“A new analysis asked a practical question: if adults moved just a little more, or sat a little less, how much might population mortality shift? The researchers analyzed data from 135,046 adults aged 40 years and older.”

“The unresolved question is whether vitamin D changed how amino acids appeared in the blood, how long they stayed there, or how they were otherwise handled after the whey protein drink. The main limitation is that this was a small study of healthy adults.”