Dengue Travel Updates: The CDC revised its dengue destination list, moving some countries off the watch list while keeping places like Colombia, Samoa, and Vietnam—an important reminder for travelers to Mauritania and the region to stay alert to mosquito-borne risk. Atlantic Migration Health Crisis: A boat rescued off Mauritania (near Nouadhibou) on 18 July saw at least 143 of 180 refugees dead or missing after a deadly West Africa-to-Canary Islands crossing; MSF reports survivors with trauma, hypothermia, fractures, and severe mental health needs. Regional Health Investment in Mauritania: A visit to Nouakchott highlighted an ICDT healthcare conference focused on investment, medical research, and pharmaceutical development, with WHO chief Dr. Tedros Adhanom Ghebreyesus as guest of honor. Heat & Cooling Risk: New research warns that rising temperatures will drive more heat-related deaths in countries like Ghana where electricity growth lags; the findings underline why reliable power and cooling access matter for public health across West Africa. Energy Delivery Focus: African Energy Week coverage shifts attention from resources to the grids and systems needed to deliver affordable electricity—key for health services, cold chains, and safer care. Visa Processing Changes: The US announced a shift of routine visa processing in Africa to regional hubs from Aug 1, 2026, which could affect travel planning for patients, students, and health workers.