Editorial notes.

What you are reading

These are original introductory articles written for this publication. They explain practical questions and decision methods. They are not adapted copies of another publisher’s articles, clinical recommendations, firsthand product tests, or medically reviewed material.

Health information

For general sexual health information and links to established health resources, visit MedlinePlus: Sexual Health, published by the U.S. National Library of Medicine. For a personal health concern, consult a qualified clinician. For a specific product, consult the manufacturer’s current manual.

Photography

Images are editorial illustrations of everyday spaces, nature, and objects. They do not identify customers, imply a health condition, or endorse a product.

• Yellow flowers against a bright blue sky. Original Unsplash image.
• A laptop and open notebook on a sunlit desk. Original Unsplash image.
• A calm bedroom with light bedding and plants. Original Unsplash image.

Source provider: Unsplash. See the Unsplash license and terms. Keep these source records with the site.

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