: difficult in a way that is usually interesting or enjoyable. Thesaurus: All synonyms and antonyms for challenging Nglish: Translation of challenging for Spanish speakers Britannica English: Translation of challenging for Arabic speakers.
To illustrate the tremendous indirect impact of emerging zoonotic diseases on public health policy and structures and on public perception of health risks, the authors provide a number of examples, including that of the Ebola virus, avian influenza, monkeypox and bovine spongiform encephalopathy.
Zoonotic Diseases. Animals play an important role in the lives of humans, providing both psychological and physiological benefits. However interactions with animals can pose a risk for zoonoses, diseases of animals that can be transferred to humans, leading to infection and disease. Many zoonotic diseases, such as rabies or ringworm, have been around for hundreds of years.