Please select the eligibility criteria that correspond to the clinical trial below.
Title: N/A
Brief Summary: This study investigates the effect of varying both energy density and portion size of all foods at lunch on preschool children's intake. The foods used in this study are commercially-available, commonly-consumed foods with typical variations in energy density. The primary aim of the study is to investigate the independent and combined effects of energy density and portion size on preschool children's intake at a meal composed of foods typically served to this population.


Options:
A: Inclusion Criteria:

* overweight children with BMI percentile between 85° and 94°
* 4-7 years old
* resident in Reggio Emilia Province
* assisted by the pediatrician at least for 12 months

Exclusion Criteria:

* metabolic pathologies and all pathologies related with obesity
* family in pre-contemplation stage
B: Inclusion Criteria:

* Children must be enrolled in participating childcare centers.

Exclusion Criteria:

* Allergy or intolerance to any of the foods or beverages served.
C: * INCLUSION CRITERIA - MAIN TRIAL
* All participants in the main trial will be healthy adult parents 18 years and older
* Inclusion criteria include:

  1. being the parent of a biological child who is between 4 and 7 years old with no major allergies or dietary-related health conditions;
  2. having some responsibility for child s dietary intake ;
  3. having the ability to read, write, and converse in English;
  4. being able to come to the NIH Clinical Center for one visit.

EXCLUSION CRITERIA - MAIN TRIAL

* Exclusion criteria include:

  1. having received information about the study purpose;
  2. being an NHGRI employee;
  3. being from a family wherein another household member or co-parent of a biological child has already participated or is scheduled to participate.

     EXCLUSION CRITERIA - VIRTUAL REALITY
* Exclusion criteria related to use of the virtual reality environment include:

  1. having a medical susceptibility to dizziness, disorientation or nausea;
  2. having a seizure disorder or epilepsy;
  3. having a high propensity for motion sickness;
  4. lacking freedom of movement;
  5. known pregnancy;
  6. low, uncorrected vision and hearing.

INCLUSION CRITERIA - PILOT

* Participants in the Pilot test will be healthy adult parents 18 years and older.
* Inclusion criteria include:

  1. being the parent of a biological child who is between 3 and 7 years old with no major allergies or dietary-related health conditions, but only for the first 10 participants;
  2. having the ability to read, write, and converse in English;
  3. being able to come to the NIH Clinical Center for one visit.

EXCLUSION CRITERIA - PILOT

1. having received information about the study purpose;
2. being an NHGRI employee;
3. low, uncorrected vision and hearing.

INCLUSION CRITERIA - BUFFET SERVING EVALUATION

* Participants in the secondary Buffet Serving Evaluation will be healthy adult parents 18 years and older
* Inclusion criteria include:

  1. being the parent of a biological child who is between 3 and 7 years old with no major allergies or dietary-related health conditions;
  2. having some responsibility for child s dietary intake ;
  3. having the ability to read, write, and converse in English;
  4. being able to come to the NIH Clinical Center for one visit.

EXCLUSION CRITERIA - BUFFET SERVING EVALUATION (MAIN)

1. being an NHGRI employee;
2. being from a family wherein another household member or co-parent of a biological child has already participated or is scheduled to participate.

EXCLUSION CRITERIA - BUFFET SERVING EVALUATION (VIRTUAL REALITY)

* Exclusion criteria related to use of the virtual reality environment include:

  1. having a medical susceptibility to dizziness, disorientation or nausea;
  2. having a seizure disorder or epilepsy;
  3. having a high propensity for motion sickness;
  4. lacking freedom of movement;
  5. known pregnancy;
  6. low, uncorrected vision and hearing.

     INCLUSION CRITERIA- OLFACTORY AWARENESS TEST:
* Participants in the Olfactory Awareness Test will be healthy adults between the ages of 18 and 59

Inclusion criteria include:

1. Having the ability to read, write and converse in English
2. Able to come to the clinical center for on visit.

We may also include the following inclusion criteria:

1. Being the parent of a biological child who is between 3 and 7 years old with no major allergies or dietary-related health conditions
2. Having some responsibility for child s dietary intake; however, if we encounter recruitment difficulties, we may instead sample nonparent participants who are of the same general age range as parents who participated in our past studies using the virtual buffet. For the pilot test, we will sample non-parents in the age range of past parent participants

EXCLUSION CRITERIA-OLFACTORY AWRAENESS TEST:

1. Being an NHGRI employee;
2. Having participated in the Parents TAKE study conducted previously in this lab.

Exclusion criteria related to use of the virtual reality environment include:

1. Having a medical susceptibility to dizziness, disorientation or nausea;
2. Having a seizure disorder or epilepsy;
3. Having a high propensity for motion sickness;
4. Lacking freedom of movement;
5. Known pregnancy;
6. Weak, uncorrected vision, hearing, and/or smell. No adults older than age 59 will be able to participate in this study because older adults tend to experience a decline in olfactory function
D: Inclusion Criteria:

* Child Care Centers must have a quality rating of 2-5 stars OR be licensed as GS110-106 (faith-based and exempt from rating), serve lunch and a snack, and have 3-4 year old classrooms and 2 preschool teacher willing to participate.
* Teachers must teach in the 3-4 year old classrooms.
* Center directors and teachers must be able to read English.

Exclusion Criteria:

* Child Care Centers cannot have participated in NAP SACC within the last 6 months.

Answer: B