Rascasse Audience Intelligence

Physiology Audience in United States

A data profile of the people who buy, follow and care about Physiology in United States — modelled from more than twelve digital signal sources. Physiology has an estimated audience of 13,643,325 people in United States.

#97among Field of study in United States#1741among Topic in United States#108in Health

The average Physiology fan in United States is 40.5 years old, more female, and lives primarily in California.

The audience is concentrated in California, Texas, Florida.

Top brand affinities include Web server, Real property, Innovation, with strongest over-indexing on Web server (3.79× the country average).

Demographically, the Physiology audience skews more female with an average age of 40.5, and over-indexes on personality traits such as Patriotism, Spirituality.

Compared to the country baseline, this audience shows distinctive patterns across 20 brand affinities and 50 regions tracked by Rascasse.

The typical Physiology fan in United States is more female, around 40.5 years old, with strong Patriotism tendencies and a notable affinity for Web server.

Category: Health · Type: Topic · Subtype: Field of study

The data on this page comes from the Rascasse audience panel and is refreshed monthly from search, social and browsing signals. As of 2026-08-10.

Section 01

At a glance

The key figures that characterise the Physiology profile in United States.

Audience size
13.6M
in United States
Gender
62.8%♀
37.2% male
Age
40.5
average years
Country rank
#2595
Topic in United States
Fig. 01

Search interest · 12-month trend

+10%
vs. last year
JanMarMayJulSepNov
Monthly searches · Source: Rascasse Audience Intelligence
Section 02

Demographics of Physiology fans

62.8% are female, 37.2% are male, average age 40.5.

Fig. 02

Gender split

62.8%
Female
37.2%
Male
Demographic split for Physiology audience in United States
MetricValue
Female62.8%
Male37.2%
Average age40.5
Estimated audience size13,643,325
Fig. 03

Age distribution

Ø 40.5
average years
Age distribution of the Physiology audience in United States
Age bracketShare%
16-1917%
20-2918%
30-3920%
40-4922%
50+23%
Fig. 04

Worldwide distribution

23.7%

of the worldwide Physiology audience comes from United States.

Worldwide audience distribution share by country for Physiology
CountryShare
United States23.7%
Brazil5.7%
United Kingdom5.3%
Section 03
Affinity (×) = how much more likely a member of this audience is to live in a region than the United States average. Example: 2.0× means twice as concentrated as the national baseline.

Geography

Where the Physiology audience in United States is strongest.

Fig. 05

Top regions by affinity

Physiology fans by region: top regions in United States
#RegionReachAffinity×
01California~2M1.46×
02Texas~1.5M1.13×
03Louisiana~200K1.13×
04North Carolina~500K1.12×
05Georgia~500K1.11×
06Oklahoma~200K1.11×
07Hawaii~70K1.11×
08Washington~300K1.10×
09Arizona~300K1.07×
10Massachusetts~300K1.04×
11North Dakota~30K1.04×
12Maryland~200K1.03×
13Virginia~300K1.02×
14Alaska~30K1.02×
15Mississippi~100K1.01×
16Kansas~100K1.01×
17West Virginia~60K1.01×
18Minnesota~200K1.00×
19Kentucky~200K1.00×
20Oregon~200K1.00×
21Arkansas~100K1.00×
22Michigan~400K0.99×
23Connecticut~100K0.99×
24Rhode Island~40K0.99×
25South Dakota~30K0.99×
26New York~700K0.98×
27Illinois~400K0.98×
28Utah~100K0.98×
29Idaho~70K0.98×
30Pennsylvania~400K0.97×
31South Carolina~200K0.97×
32Alabama~200K0.97×
33Maine~50K0.97×
34Vermont~20K0.97×
35Florida~900K0.96×
36New Jersey~300K0.96×
37Tennessee~300K0.96×
38Indiana~200K0.96×
39Ohio~400K0.95×
40Missouri~200K0.95×
41Colorado~200K0.94×
42New Mexico~60K0.94×
43Nebraska~60K0.94×
44Nevada~100K0.92×
45Iowa~100K0.92×
46Montana~30K0.92×
47Wisconsin~200K0.91×
48Washington, District of Columbia~40K0.90×
49Delaware~30K0.90×
50New Hampshire~50K0.89×
Fig. 06

Affinity by region

Affinity by region — Physiology, United States
0.89×1.00×1.46×
Section 04
Brands and entities this audience over-indexes on, vs. the country average.

Audience interests & affinities

The strongest cross-interests of the Physiology audience — brands, topics and people combined.

Fig. 07

Top cross-interests, ranked by affinity

Top brand affinities (over-index vs. country average) for Physiology audience
#·InterestCategoryAffinity×
01Berlin WallTravel & Leisure3.83×
02Web serverTechnology & Electronics3.79×
03BiochemistryBusiness & Career3.37×
04Non-alcoholic beverageFood & Beverages2.58×
05Mineral waterFood & Beverages2.19×
06Real propertyHome & Garden2.09×
07HormoneHealth2.04×
08InnovationBusiness & Career2.03×
09Master of Business AdministrationBusiness & Career2.01×
10Preventive healthcareHealth1.77×
11GeneticsKids & Family1.72×
12NASDAQBusiness & Career1.71×
13Natural skin careBeauty & Wellness1.68×
14Subscription business modelShopping1.65×
15Britney SpearsMusic & Radio1.64×
16Microwave ovenHome & Garden1.60×
17Rail transportTravel & Leisure1.59×
18PhilanthropyArts & Culture1.56×
19PastryFood & Beverages1.53×
20Dillard'sFashion & Accessoires1.52×
Section 05
Top six personality traits over-indexed by this audience (1.0 = country average).

Personality of the Physiology audience

Values above 1.00× are above the country average, values below 1.00× below it.

Fig. 08

Deviation from the national baseline

↑ What stands out
The strongest tendencies
Top personality traits over-indexed by Physiology audience · What stands out
TraitClusterDeviationScore
PatriotismCONSERVATISM1.38×
SpiritualityBALANCE1.37×
Community OrientationOPEN1.29×
0×1.00× baseline2×
↓ Rather not
The weakest tendencies
Top personality traits over-indexed by Physiology audience · Rather not
TraitClusterDeviationScore
Pet OwnershipJOY0.71×
Social Media UsageJOY0.74×
CreativityOPEN0.88×
0×1.00× baseline2×
Section 06

Frequently asked questions

01

How many fans does Physiology have in United States?

Physiology has an estimated audience of 13,643,325 people in United States, concentrated in California and Texas.

02

What is the gender split and age of Physiology fans?

62.8% of Physiology fans are female, 37.2% are male, with an average age of 40.5 years.

03

Which brands do Physiology fans like most?

Physiology fans show strongest brand affinity for Web server (3.79×), Real property (2.09×), and Innovation (2.03×) over the country average.

04

Where do Physiology fans live in United States?

Physiology fans in United States are most concentrated in California (reach ~2M), Texas (reach ~1.5M), and Florida (reach ~900K). These three regions account for the largest share of the active audience.

05

What other brands do Physiology fans also like?

Beyond Physiology itself, the audience over-indexes on Real property (2.09×), Innovation (2.03×), Genetics (1.72×), and Non-alcoholic beverage (2.58×) compared to the United States average.

Appendix

Explore more audiences

Related profiles, rankings and the same audience in other markets.

More Field of study audiences in United States

See Physiology audiences in other countries

How to read this data

Audience size is the estimated number of people in United States who actively search for Physiology. Affinity is an over-index ratio: 2.0× means the audience is twice as likely to engage with that brand or trait as the country average. Reach is the estimated number of audience members in a region. Regional and brand-affinity tables are sorted from strongest signal to weakest.

About this audience profile

This audience profile is generated by Rascasse from anonymized search-behavior signals across United States. For methodology see methodology. Affinity values are over-index ratios vs. the country average (1.0 = baseline). Audience sizes are estimated, not measured.

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