Chikungunya Travel Alert: The US CDC says active chikungunya outbreaks are underway in French Guiana and several other destinations, with travellers urged to use DEET or picaridin repellent and wear light, loose clothing to reduce mosquito bites. Yellow Fever Vaccination Push: Curaçao’s health ministry is urging vaccination for anyone travelling to at-risk South American countries as yellow fever cases rise and spread into new areas, with the vaccine recommended at least 10 days before departure. Maritime Health & Safety: A ferry carrying 116 passengers sank off the coast of French Guiana, and the wider regional response is still unfolding as Guyana reports dozens missing and continues recovery with support that includes French Guiana divers and medics. Amazon Mercury & Health Risks: Brazil is using “gold fingerprinting” forensic lab work to trace illegal gold mining origins, aiming to curb deforestation and reduce mercury contamination that can harm nearby communities. Mosquito Day-Bite Warning: Authorities are also flagging a holiday-season illness risk tied to mosquitoes that bite during the day.