Please select the eligibility criteria that correspond to the clinical trial below.
Title: Cancer Prevention Mastery Model Internet Intervention
Brief Summary: RATIONALE: An internet-based health behavior program that provides information about physical activity, fitness, and nutrition may help participants become healthier and reduce the risk of developing cancer.

PURPOSE: This randomized clinical trial is studying an individualized internet-based health behavior program to see how well it works compared to a standard internet-based health behavior program in preventing cancer and improving physical activity, fitness, and nutrition in participants who are physically inactive with a higher body mass index.


Options:
A: Inclusion Criteria:

* Within 5 pounds below or equal to their MAW or above MAW according to USAF Weight and height tables
* Access to personal computer with Internet access
* Plan to remain in the local area for one year
* Male or female between the ages 18-55 years

Exclusion Criteria:

* Pregnant, planning to become pregnant or becomes pregnant
* Weight loss of more than 10 pounds in the past 3 months
* No prescription or nonprescription weight-loss medication for at least 6 months prior to screening
* On any medical profile. Specific exclusion includes history of myocardial infarction, stroke, or cancer in the past 5 years, diabetes, angina, and orthopedic or joint problems that would prohibit exercise.
B: DISEASE CHARACTERISTICS:

* Sedentary participant

  * Not currently participating in a regular exercise program (i.e., \< 30 minutes/day of moderate physical activity, 5 days a week)
* Body Mass Index 23-33.5
* Patiwnts that meet any of the following criteria are excluded:

  * High blood pressure (BP) (i.e., systolic BP ≥ 140 mm Hg OR diastolic BP ≥ 90 mm Hg) OR BP controlled with medications other than beta-blockers
  * Known high cholesterol (i.e., \> 200 mg/dL)
  * Known low high-density lipoprotein level (i.e., \< 40 mg/dL)
  * Use of antihyperlipidemic medications
  * Existing disease (i.e., heart disease, cancer, diabetes, and kidney or liver problems)

PATIENT CHARACTERISTICS:

Age

* 18 to 63

Performance status

* Not specified

Life expectancy

* Not specified

Hematopoietic

* Not specified

Hepatic

* No known liver disease

Renal

* No known kidney disease

Cardiovascular

* See Disease Characteristics
* No known cardiovascular disease
* Blood pressure ≤ 140/90 mm Hg

Pulmonary

* No known pulmonary disease

Other

* Not pregnant
* No known diabetes
* No known HIV positivity
* No cancer within the past 5 years
* No condition (e.g., orthopedic injuries or musculoskeletal disabilities) that would restrict physical activity or the ability to take a 1-mile walk test
* No other known life-threatening illness or condition
* Internet user

PRIOR CONCURRENT THERAPY:

Biologic therapy

* Not specified

Chemotherapy

* Not specified

Endocrine therapy

* Not specified

Radiotherapy

* Not specified

Surgery

* No prior organ transplantation

Other

* No concurrent beta-blockers
C: Inclusion Criteria:

* Overweight or obese

Exclusion Criteria:

* heart disease
* stroke
* cancer
* diabetes
* orthopedic problems
* pregnancy
D: Inclusion criteria:

BMI between 30 and 45

Exclusion criteria:

presence of serious disease

Answer: B