Portugal is currently experiencing a heatwave, prompting heightened concern from authorities. Unlike previous heatwaves, officials are emphasizing an elevated level of risk to public health. Expert Vasco Ricoca Peixoto is helping to explain the reasons behind this increased concern and potential dangers. The situation requires public awareness and preparedness to mitigate potential harm. Authorities are likely to issue guidance on how citizens can protect themselves from the extreme heat. This heatwave follows a pattern of increasingly frequent and intense heat events linked to climate change, raising further alarm. Understanding the risks and taking preventative measures are crucial during this period.