Sexual health

Does size matter?

Does size really matter? It’s a question as old as sex itself. Sex therapist and Sharecare expert Ian Kerner, PhD, answers it once and for all.


LearnSexual healthDoes size matter?

Up Next

  • How can i have more fun with sex?

  • Why is foreplay so important?

  • How can i fit sex into my busy life?

  • How can men deal with erectile dysfunction?

  • How can I pinpoint why my libido is low?

  • How can premature ejaculation affect my relationships?

  • How can I talk to my partner about sex?

  • How can i deal with my partner's erectile dysfunction?

  • Why should I schedule sex?

  • How can I feel more comfortable with my body during sex?

Up Next

  • How can i have more fun with sex?

  • Why is foreplay so important?

  • How can i fit sex into my busy life?

  • How can men deal with erectile dysfunction?

  • How can I pinpoint why my libido is low?

  • How can premature ejaculation affect my relationships?

  • How can I talk to my partner about sex?

  • How can i deal with my partner's erectile dysfunction?

  • Why should I schedule sex?

  • How can I feel more comfortable with my body during sex?

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© 2026 Sharecare, Inc.