Heat & health risk: The Scottish Greens warn summer heatwaves could become a “public health emergency,” citing excess deaths linked to hot weather and pushing for heat resilience as a national priority. Antibiotics & pollution: New research links microplastics to faster antibiotic resistance, raising fresh concerns about how environmental contamination can feed public health threats. Breast cancer & heart rhythm: A global study highlights alcohol intake and smoking as top shared risk factors for breast cancer and atrial fibrillation, suggesting big prevention gains if people reduce both. Water safety: A roundup spotlights countries with exceptionally clean tap water, contrasting strong governance and natural filtration with places struggling to keep water safe. Local care & access: A UK legal challenge questions a new medical training prioritisation law that could disadvantage some overseas-campus students, including those from Iceland and nearby countries. Digital ads & health-adjacent policy: Google Ads expands where alcohol ads can run (including Iceland) and tightens certification rules for gambling and games. Iceland note: Iceland is mentioned in the Google Ads alcohol limits and in public-trust rankings where Switzerland, Iceland and Norway top the list. Community health: A physical therapist in the US is set to retire after decades helping islanders stay active, with a celebration planned. Travel safety: A report warns holidaymakers to plan for medical emergencies abroad to avoid costly or inappropriate care. Environment & health: A climate-and-infrastructure debate also surfaces around AI data centers and sustainability goals.