Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

Passive smoking

Passive smoking is the inhalation by individuals other than the smoker of tobacco smoke, called second-hand smoke, passive smoke (SHS) or environmental tobacco smoke (ETS). It occurs when tobacco smoke diffuses into the surrounding atmosphere as an aerosol pollutant, which leads to its inhalation by nearby bystanders within the same environment. Exposure…

Research & Science

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around Passive smoking. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

Terminology

Health effects

Evidence

Pathophysiology

Opinions and studies

Smoke-free laws

In animals

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

Passive smoking

Nodes186
Edges185
Triples115
Avg. degree1.99
Density0.010753
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

Passive smoking

Top relations

has effect · 45
Passive smoking → According, Agency, As, Bladder, Breast, Cancer, Cervical, Children, Circulatory, Cognitive, COPD, Disease Control, During, Epidemiological, Evidence, Exposure, General, In, International Agency, Involuntary
related to Opinions and studies · 18
Passive smoking → American Cancer SocietyAmerican Medical, American Lung Association, AssociationAmerican Academy, Disease ControlUnited States Surgeon, Environmental Protection AgencyCalifornia Environmental, GeneralU, Health, HealthCenters, Medical Research CouncilUnited Kingdom, National Cancer InstituteUnited States, National Institutes, PediatricsAustralian National Health, Protection AgencyAmerican Heart Association, Scientific Committee, The, There, Tobacco, World Health OrganizationU
related to Risk to children · 18
Passive smoking → Adverse, Anesthesia, Animal, Asthma, Impaired, In, Increased, Invasive, Learning, Lung, Most, Passive, SIDS, Sleep, Sudden, The, United States, US Surgeon General
related to Terminology · 11
Passive smoking → Bermuda, Environmental Health Perspectives, Fritz Lickint, German, In, Most, Passivrauchen, Terms, The, The Surgeon General, United States
related to Tobacco industry response · 10
Passive smoking → Accordingly, America, Columbia, District, District Court, ETS, In, In United States, Measures, Philip Morris
causes · 2
Passive smoking → about 600, about 900
is a · 2
Passive smoking → inhalation by individuals other than the smoker of tobacco smoke, risk factor for lung cancer

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

smoke passive tobacco smoking exposure risk cancer found studies health industry lung evidence research scientific disease environmental increased meta-analysis public

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Passive smokingcausesabout 6000.90text
Passive smokingcausesabout 9000.90text
Passive smokingis ainhalation by individuals other than the smoker of tobacco smoke0.90text
Passive smokingis arisk factor for lung cancer0.90text
FOREST.Funding bias in researchinstance ofby funding groups0.80text
hospitals or universities can lead to reduced smoking ratesinstance ofA 2016 review also found that bans and policy changes in specific locations0.80text
litter controlinstance ofThe respondents' support for the policies were for varying reasons0.80text
establishing positive smoke-free role models for youthinstance ofThe respondents' support for the policies were for varying reasons0.80text
reducing youth opportunities to smokeinstance ofThe respondents' support for the policies were for varying reasons0.80text
and avoiding exposure to passive smoke.Alternative formsAlternatives to smoke-free laws have also been proposed as a means of harm reductioninstance ofThe respondents' support for the policies were for varying reasons0.80text
particularly in barsinstance ofThe respondents' support for the policies were for varying reasons0.80text
restaurantsinstance ofThe respondents' support for the policies were for varying reasons0.80text

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.