PubMed is a database created by the National Library of Medicine to facilitate searching the biomedical literature. The MEDLINE databases found within PubMed contains journals that have been reviewed by a panel of experts for quality. PubMed also contains PMC, which contains publicly accessible literature that have not necessarily gone through the same review process.
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Arts and community health or wellness will not fit neatly into subject disciplines. While some literature will be found through the subject-specialized databases listed above, researchers will find it necessary to search some broader, or "interdisciplinary" databases as well.
Proquest One Academic is a great place to start when researching a topic. The database offers full text access to thousands of academic journals, books, dissertations, newspapers, and videos from across all disciplines.