Founded in February of 1999, Body1 is the hub of the KnowCo network and covers topics ranging from therapies for brain cancer, to options for a child born with genetic dwarfism, to nutrients for stimulating mental alertness. Key Body1 features include Your Body Today, Life Stories, First Aid, and Quick Tips.

Launched in 1999, Knee1 is devoted to providing patients and caregivers with comprehensive knee-health information. Current knee technologies featured on the site include Carticel and BioRCI. Key features of Knee1 include the Live Webcasts, Symptom Checker, Ask an Expert, and Surgical Suite.

Shoulder1 was launched in November of 2000 to provide visitors with comprehensive shoulder-health information. Physicians achieving breakthroughs in shoulder care, as well as innovative new shoulder treatments, can be found on the site. Key features include Locate a Doctor, Forums, Real Life Recovery, and Shoulder Hero.

Veins1 went online in July 2000 and is dedicated to vascular health. The site provides viewers with information ranging from varicose veins to peripheral vascular disease (PVD). The key features of Veins1 include Anatomy, Your Story, Conditions, Procedures, Resource Center, and Professional Section.

Launched in January 2001, Wounds1 is the leading Internet source for information on wounds including burns, scars, diabetic foot ulcers, and pressure ulcers. Information about an extensive range of wound products and solutions is offered on the site. The key features of Wounds1 include the Locate a Burn Center, Skin Center, and Nutrition Center.

MedTech1 is the leading Internet provider of health care solutions and medical technologies information for health care consumers and medical professionals. MedTech1 is a partnership between the Advanced Medical Technology Association (AdvaMed), the world's largest medical technology trade association, and Body1, Inc.

Doctors1.org offers free easy-to-use Web sites to individual physicians and group practices. By building a site through Doctors1 clinicians gain added exposure, reduced workload, and improved patient relations. Body1 offers extensive support for physician Web sites including toll-free phone support and e-mail service.