The Penis Book

What’s the weirdest thing you’ve ever wanted to know about the penis but were afraid to ask? Dr. Aaron Spitz has that answer—and many more.

Let Dr. Spitz—who served as assistant clinical professor at UC Irvine's Department of Urology for 15 years and who is a regularly featured guest on The Doctors—become your best friend as he fearlessly guides you through the hairiest and the scariest questions in The Penis Book. An unflinching, comprehensive guide to everything from sexually transmitted infections to the science of blood flow, The Penis Book prominently features an easy-to-follow holistic five-step plan for optimum penis health, including plant-based eating recommendations, information on some penis-healthy foods, and suggested exercises for penis wellbeing. Useful to men and women alike, The Penis Book is a one-stop-shop for the care and maintenance of the penis in your life.

Standard and Primary covers are widely available through general retailers. They often have higher print runs and can be cheaper, especially during sales.

In contrast, Direct Market (DM) and variant covers are primarily sold in comic shops. DM editions tend to have more limited availability and may be more valuable to collectors.

The main differences lie in artwork style, availability, price, and collector appeal. Ultimately, the choice between standard and variant covers depends on personal preference, budget, and individual collecting goals.

Comic book enthusiasts have various formats to choose from when collecting their favorite stories.
Here's a brief overview of the main types:

Omnibus

• Large, hardcover collections
• Usually contain complete runs or extensive story arcs
• Typically 800-1000+ pages
• Higher price point, often €100-€150

Oversized Hardcover (OHC)

• Similar dimensions to omnibus, but thinner
• Collect shorter runs or story arcs
• Usually 300-600 pages
• Priced between €30-€50

Hardcover (HC)

• Standard-sized hardcover books
• Collect 6-12 issues typically
• Similar dimensions to single issues, but with a hard cover
• Priced around €25-€35

Trade Paperback (TP)

• Softcover collections
• Standard comic book size
• Usually collect 4-6 issues
• Most affordable option, typically €15-€25

Other Formats

• Absolute Editions: Oversized, deluxe hardcovers (mainly DC Comics)
• Compendiums: Massive paperback collections
• Graphic Novels (OGN/GN): Original stories not previously released as single issues

The choice between these formats often depends on personal preference, budget, and collecting goals. Omnibus and OHC editions offer larger artwork and more content but at a higher price, while TPs provide a more affordable way to collect complete story arcs