Heather L. Armstrong

ORCID: 0000-0002-1071-8644
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About
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Research Areas
  • HIV/AIDS Research and Interventions
  • HIV, Drug Use, Sexual Risk
  • LGBTQ Health, Identity, and Policy
  • Sexuality, Behavior, and Technology
  • Adolescent Sexual and Reproductive Health
  • Sex work and related issues
  • Sexual function and dysfunction studies
  • Marriage and Sexual Relationships
  • Family and Disability Support Research
  • HIV Research and Treatment
  • Cervical Cancer and HPV Research
  • Bipolar Disorder and Treatment
  • Child and Adolescent Psychosocial and Emotional Development
  • Hepatitis B Virus Studies
  • Reproductive tract infections research
  • Reproductive Health and Technologies
  • Legal Systems and Judicial Processes
  • Evolutionary Psychology and Human Behavior
  • Global Cancer Incidence and Screening
  • Eating Disorders and Behaviors
  • Syphilis Diagnosis and Treatment
  • Gender Roles and Identity Studies
  • Pelvic floor disorders treatments
  • Electroconvulsive Therapy Studies
  • Obsessive-Compulsive Spectrum Disorders

Caribbean Public Health Agency
2022-2025

University of Southampton
2019-2024

Unity Health Toronto
2024

Health Solutions (Sweden)
2024

St Michaels Hospital
2024

University of Ulster
2024

St. Michael's Hospital
2024

Solent NHS Trust
2023

National Health Service
2023

AIDS Vancouver
2016-2022

First Page

10.1119/1.1972245 article EN American Journal of Physics 1965-09-01

First Page

10.1119/1.1971507 article EN American Journal of Physics 1965-04-01

<h3>Background:</h3> In Canada, gay, bisexual and other men who have sex with (GBM) are disproportionately affected by HIV. Our objective was to describe access HIV pre-exposure prophylaxis (PrEP) identify factors associated not using PrEP among self-reported HIV-negative or HIV-unknown GBM. <h3>Methods:</h3> This a cross-sectional analysis of the Engage study cohort. Between 2017 2019, sexually active GBM aged 16 years more in Montréal, Toronto Vancouver were recruited via respondent-driven...

10.9778/cmajo.20200198 article EN CMAJ Open 2021-04-01

Individual attitudes toward having casual sex, dating, and being in a committed relationship with bisexual partner of the other gender were examined. Three hundred seventy-three women 347 men completed online study. Female participants expressed moderately high levels insecurity (e.g., worry, pressure, jealousy) relationships male partners; tended to increase commitment level considered relationship. Male reported low moderate female be lowest for sex. Numerous predictors partners noted,...

10.1080/15299716.2014.902784 article EN Journal of Bisexuality 2014-03-19

Pelvic floor physical therapy is used in the treatment of sexual pain disorders; however, women with lifelong vaginismus have not yet been included studies or differentiated from acquired and/or dyspareunia. This retrospective chart review and interview study was intended to obtain initial information on interventions, course, outcome who never able experience vaginal intercourse. The files 53 women, consecutively treated at one clinic, were review; 13 these volunteered be interviewed....

10.1080/0092623x.2012.697535 article EN Journal of Sex & Marital Therapy 2013-03-07

Assessments of gay and bisexual men's substance use often obscures salient sociocultural identity-related experiences related to how they drugs. Latent class analysis was used examine patterns represent the social, economic this population. Participants were sexually active men (including other who have sex with men), aged ≥ 16 years, living in Metro Vancouver (n = 774). LCA indicators included all substances past six months self-reported by more than 30 men. Model selection made...

10.1080/13691058.2018.1439186 article EN Culture Health & Sexuality 2018-03-28

Cervical cancer is the leading cause of death for women in Uganda, despite potential prevention through organised screening. Community-based self-collected human papillomavirus (HPV) testing has been proposed to reduce barriers

10.1136/bmjopen-2017-020484 article EN cc-by-nc BMJ Open 2018-06-01

SUMMARY BOX The prevalence of non-communicable diseases (NCDs) is growing worldwide and particularly pronounced in the Caribbean.

10.1136/bmjgh-2024-017010 article EN cc-by-nc-nd BMJ Global Health 2025-02-01

10.1136/sextrans-2023-056079 article EN Sexually Transmitted Infections 2025-03-01

We evaluated attitudes toward treatment as prevention (TasP) among gay, bisexual, and other men who have sex with (GBM) in Vancouver, Canada.Sexually active GBM, aged ≥16 years, were recruited between 2012 2015 using respondent-driven sampling. At each 6-month follow-up, participants completed a computer-administered questionnaire nursing visit. Repeated-measures latent class analysis, grouped by self-reported serostatus, identified patterns of TasP endorsement considering TasP-related...

10.1097/qai.0000000000001557 article EN JAIDS Journal of Acquired Immune Deficiency Syndromes 2017-10-07

Dating app use is common and has become particularly relevant for transgender non-binary people seeking platonic, romantic, sexual connections with others. In this qualitative study, 15 individuals (M = 22.67 years, SD 3.09 years) were interviewed to explore their experiences using dating apps. Thematic analysis was used generate themes subthemes. Six identified: 1) connection queer community; 2) expression of gender identity on apps; 3) fetishization 4) impacts apps experiences; 5) safety...

10.1080/00224499.2023.2176422 article EN cc-by-nc-nd The Journal of Sex Research 2023-02-17

Due to stigma and discrimination, gay, bisexual other men who have sex with (gbMSM) potentially carry a heightened burden of loneliness. This analysis investigates loneliness among gbMSM its relationship self-rated physical health, along the mediating effect depression.

10.1136/jech-2019-213566 article EN Journal of Epidemiology & Community Health 2020-04-08

<h3>Abstract</h3> <b>Objective:</b> To compare the implications of four widely used cholesterol screening and treatment guidelines by applying them to a population in United Kingdom. <b>Design:</b> Guidelines were applied based data from cross sectional study cardiovascular disease risk factors. <b>Setting:</b> Newcastle upon Tyne,United <b>Subjects:</b> General sample (predominantly European origin) 322&nbsp;men 319&nbsp;women aged 25-64 years. <b>Main outcome measures:</b> Proportions...

10.1136/bmj.317.7166.1125 article EN BMJ 1998-10-24

The interpersonal determinants of condomless anal sex (CAS) within online-initiated sexual relationships remain poorly understood. Therefore, respondent-driven sampling was used to recruit a prospective cohort sexually active gay, bisexual, and other men who have with (MSM), aged ≥ 16 years in Vancouver, Canada. Follow-up occurred every 6 months, up seven visits; at each visit participants reported their last encounter five most recent partners. Stratified by self-reported HIV status,...

10.1521/aeap.2017.29.2.154 article EN AIDS Education and Prevention 2017-04-01

Background: Previous research demonstrates that substance use preferences and social-sexual environments are highly interrelated for gay, bisexual, other men who have sex with (gbMSM). Objective: We conducted a qualitative study to explore the socio-cultural context of among local gbMSM communities in Metro Vancouver, Canada. Methods: Twenty were purposively sampled from larger Momentum Health Study cohort, sexual health Greater Vancouver. Participants demographically diverse terms HIV...

10.1080/10826084.2019.1621901 article EN Substance Use & Misuse 2019-05-29

Previous research indicates that gay and bisexual men (GBM) have significantly more sexual partners than same-aged heterosexual women. As a result, some HIV intervention programs focused on partner reduction. However, new findings question the relevance of number as risk measure for GBM given Treatment Prevention (TasP) seroadaptive strategies which led to lower community viral load prevention behaviors. To assess if continues remain an important living in city actively promotes TasP...

10.1080/09540121.2018.1454583 article EN AIDS Care 2018-03-20
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