Covid-19 may raise the risk of roughly a dozen neurological and psychiatric disorders. Researchers analyzed 17 brands of weight loss or sports products labeled as supplements that listed deterenol (or a synonym) as an ingredient. “Studies show exercise is more effective when paired with a higher-protein diet,” says, the beef industry’s website. Not according to a new industry-funded study. An estimated 2.7 million Americans eat a gluten-free diet even though they don’t have celiac disease. Some may fear that gluten—a protein in grains like wheat, rye, and barley—will lead to inflammatory bowel disease (ulcerative colitis or Crohn’s disease).