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Medicine put to the test

The independent Institute for Quality and Efficiency in Health Care (Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, IQWiG) examines the benefits and harms of medical interventions for patients. We provide information about the advantages and disadvantages of examination and treatment methods in the form of scientific reports and easily understandable health information.

IQWiG in Dialog 2025: "Trustworthiness of observational data"

Press releases

Easily understandable information for the general public

InformedHealth.org is the English-language version of the German website Gesundheitsinformation.de. By publishing this bilingual website, IQWiG fulfils part of its legal mandate to inform the general public about health issues. By offering a wide range of different topics, the website addresses both patients and (healthy) consumers.

Nail fungus

Nail fungus is a very common problem. It causes the nails to become brittle, discolored or thicker. Doctors think that fungal nail infections are often the result of athlete’s foot. The treatment options include creams and medicinal mail polish (varnish), as well as tablets. It can take up to one year to treat nail fungus.

Osteoarthritis

In the early stages of osteoarthritis, the joint usually only hurts when you put strain on it. The pain can get worse over time, affecting your everyday life. These typical symptoms are caused by wear-and-tear of the joint. Read about the causes, risk factors, course of the disease, and treatment options.

Getting involved

Current commenting procedures and calls for tenders