# Ian Janssen

**Type:** Researchers  
**Canonical URL:** https://scholariq.org/researchers/ian-janssen/

## Facts

| Field | Value |
| --- | --- |
| Citations | 67,051 |
| Field | Obesity, Physical Activity, Diet |
| h-index | 108 |
| i10-index | 320 |
| Last Known Institution | Queen's University |
| OpenAlex ID | https://openalex.org/A5009123832 |
| ORCID iD | https://orcid.org/0000-0003-2159-3012 |
| Works | 470 |

## Researcher papers

- [Obesity in adults: a clinical practice guideline](https://scholariq.org/papers/obesity-in-adults-a-clinical-practice-guideline/)
- [Combinations of physical activity, sedentary time, and sleep duration and their associations with depressive symptoms and other mental health problems in children and adolescents: a systematic review](https://scholariq.org/papers/combinations-of-physical-activity-sedentary-time-and-sleep-duration-and-their/)

## Researcher topics

- [Obesity, Physical Activity, Diet](https://scholariq.org/topics/obesity-physical-activity-diet/)
- [Physical Activity and Health](https://scholariq.org/topics/physical-activity-and-health/)
- [Children's Physical and Motor Development](https://scholariq.org/topics/children-s-physical-and-motor-development/)
- [Nutrition and Health in Aging](https://scholariq.org/topics/nutrition-and-health-in-aging/)
- [Body Composition Measurement Techniques](https://scholariq.org/topics/body-composition-measurement-techniques/)

## Researcher university

- [Queen's University](https://scholariq.org/institutions/queen-s-university/)

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Source: ScholarIQ — public research metadata, principally OpenAlex. See https://scholariq.org/sources/ for provenance and https://scholariq.org/methodology/ for what these figures mean.