Dr Czarnecka graduated from the Medical University of Lodz in 1984 and obtained her first degree specialisation in Paediatrics in 1992. In 1996, already as a Respiratory Medicine Specialist, she established the Allergy and Pulmonary Clinic NZOZ ALERGOMED, which she has run ever since. She has also worked in the Allergy Outpatient Unit in the Immunology, Rheumatology and Allergy Clinic of the Medical University in Lodz. Dr Czarnecka took active part in medical research conducted in the Clinic and obtained the title of Allergology Specialist in 2004. She still continues to improve her knowledge and skills by taking part in numerous courses and workshops. Among other things, she participated in international conferences in the field of Allergy and Clinical Immunology (EAACI) in London, Riga, Copenhagen, Barcelona and Vienna.

Dr Czarnecka is a member of the British Society for Allergy and Clinical Immunology (BSACI). She started working in London persuaded by British patients visiting her clinic during their stay in Poland.