On January 26, Ammon and the ECDC advised governments in the European Union to strengthen their healthcare capacity.[16] Unfortunately, the ECDC had over-estimated the stocks of personal protective equipment and lab testing capacity in individual member states, resulting in considerable spread of coronavirus disease across Europe.[17] She has since said that the extensive spread of coronavirus in Europe can be linked to the return of holidaymakers from skiing trips in early March.[16] In early May, Ammon gave evidence before the European Parliament on public health, and said that the United Kingdom was behind other European member states in their response to coronavirus disease.[18] In an interview with The Guardian on May 20 2020, Ammon emphasised that there was likely to be a second wave of SARS-CoV-2 infections, “...the question is when and how big,”.[16]