Core Insights - Walmart is set to become the first brick-and-mortar retailer to sell Abbott Laboratories' over-the-counter glucose monitoring system, Lingo, which does not require a prescription [3] Group 1 - Walmart's launch of Lingo marks a significant development in the retail sector, as it expands the availability of health monitoring products [3] - The introduction of Lingo in Walmart stores could enhance consumer access to glucose monitoring solutions, potentially impacting diabetes management [3]