Dr. John Campbell YouTube Channel Earnings Report & Research

To answer how much does Dr. John Campbell make, Branzly runs the channel's estimated 4.0M monthly views through the same ad revenue calculator used across the site: a Lifestyle / Vlogs RPM of $1.4-$4.1 from 2026 niche benchmarks, with the headline figure taken at the middle of that range ($2.8), the same RPM used in the home page calculator. That puts Dr. John Campbell YouTube ad revenue at roughly $5,623 to $16,469 per month, or $67,482 to $197.6K per year from AdSense alone.

RPM is what the channel actually keeps per 1,000 views after YouTube's 45% revenue share, unfilled ad inventory and ad blockers, which is why these Dr. John Campbell earnings figures sit far below the advertiser-side CPM quotes you may see elsewhere. Views from Tier 1 countries such as the United States, United Kingdom, Canada and Australia pay the most, while Shorts views pay a fraction of long-form RPM.

On top of ad revenue, we assume one integrated-mention sponsorship per month priced on 278.5K average views per video at a Lifestyle cost-per-view rate of $0.01 with a 1× niche multiplier — the identical model in our sponsorship calculator. That suggests a Dr. John Campbell sponsored video is worth about $3,042 to $6,083, with a fair midpoint near $4,345.

Sponsorship pricing follows views and engagement, not subscriber count, so a large channel with a quiet video is still only paid for the views that video earns. Brands asking "how much does it cost to sponsor Dr. John Campbell?" should expect dedicated videos to cost two to three times an integrated mention.

Channel-level deals work differently again. A retainer is an ongoing fee for a set of deliverables each month, not the sum of every slot the channel could sell, so pricing follows published size bands. With 3.4M subscribers, Dr. John Campbell sits in the Macro (1M-5M subs) band, where retainers typically run $18,000 to $40,000 a month. Niche demand, engagement, cadence across 14 uploads a month and how much of the audience watches each upload decide where in that band a deal lands. Spread back across uploads, that adds about $1,944 of value to each video.

Put simply, Dr. John Campbell YouTube earnings are estimated at roughly $27,715 to $60,653 per month when ad revenue, one sponsored integrated mention and a retainer are combined, or about $332.6K to $727.8K per year. Channels that publish more sponsored videos, sell merchandise or courses, run memberships, or earn affiliate commissions typically make more than this range.

Net worth estimates for YouTubers like Dr. John Campbell usually start from several years of this yearly income, minus taxes, team costs and production spend. Treat any Dr. John Campbell net worth figure as a planning range, not a disclosed number.

Dr. John Campbell (@campbellteaching) is a health & fitness YouTube channel that has published 3,186 videos and accumulated 887,398,739 lifetime views from an audience of 3,350,000 subscribers. It continues to publish content for viewers interested in health & fitness topics. In the creator's own words: "Hello Everyone, My name is John Campbell and I am a retired Nurse Teacher and former clinical nurse based in England. I also do some teaching in Asia and Africa when time permits. These videos are to help students to learn the background to all forms of health care. My PhD focused on the development of open learning resources for nurses nationally and internationally. LinkedIn profile, https://w" Branzly analyses Dr. John Campbell using public YouTube data so creators, brands and media buyers can understand the channel's size, output and likely earning power before they reach out, benchmark against it, or plan a collaboration.

Dr. John Campbell currently has 3,350,000 subscribers, a figure that places the channel in the million-subscriber tier of YouTube creators. Total channel views stand at 887,398,739, and average views per video sit at approximately 278,531. The ratio of lifetime views to subscribers is about 264.9 views for every subscriber, which indicates a strong reach beyond the subscribed audience, typically driven by search, suggested video placements or Shorts distribution. Branzly estimates recent activity at roughly 4,016,766 views per month based on the channel's most recent uploads and publishing history, which is the number our ad revenue calculator uses to model earnings.

The most-watched long-form video currently visible for Dr. John Campbell is "Russia Lab Leak" with 1,588,990 views. The channel has no recent Shorts in the sampled uploads, so its reach is driven mainly by long-form content. Top-performing titles are worth studying because they reveal which hooks, formats and topics the algorithm rewards for this audience. For brands, they also show the realistic ceiling of a sponsored placement: a dedicated integration on a channel of this size will usually land somewhere between the average video performance of 278,531 views and the outliers shown above.

Based on an estimated 4,016,766 monthly views and typical health & fitness CPM ranges, Dr. John Campbell could earn roughly $5,623 to $16,468 per month from YouTube ad revenue, or approximately $67,481 to $197.6K per year. These figures reflect the AdSense share only. Most channels of this size also earn from brand sponsorships, affiliate links, memberships, merchandise and product sales, so total creator income is commonly several times the advertising estimate. Sponsorship value is usually priced per view rather than per thousand impressions, and health & fitness audiences typically command mid-range rates because of advertiser demand in that vertical.

Branzly classifies Dr. John Campbell under the Health & Fitness category using the channel's description, keywords, topic signals and the language of its best-performing uploads. Category matters more than raw subscriber count when estimating revenue: a health & fitness channel attracts a specific set of advertisers, and CPMs vary widely between verticals such as finance, software, education, gaming and entertainment. The channel lists GB as its primary country, which further shapes its CPM because advertiser spend differs sharply between geographies. Public channel keywords include nursing, anatomy, physiology, pathophysiology, medicine, human, biology, which supports this classification. Use the Branzly ad revenue, sponsorship and financial freedom calculators to model how a channel like Dr. John Campbell converts views into monthly income, sponsorship pricing and long-term wealth.

Every figure on this page comes from the public YouTube Data API, refreshed each time Dr. John Campbell is searched on Branzly. Subscriber counts, view counts and video counts are reported directly by YouTube. Monthly views are an estimate: YouTube does not publish per-month analytics for channels you do not own, so Branzly reconstructs recent performance from the views of the channel's latest uploads, falling back to lifetime views divided by channel age when recent data is sparse. Revenue ranges are modelled estimates, not disclosed earnings, and actual payouts depend on monetisation status, watch time, ad formats, seasonality, audience geography and YouTube's revenue share. Nothing on this page is financial advice, and Branzly is not affiliated with or endorsed by Dr. John Campbell or YouTube.

Health & Fitness channels like Dr. John Campbell sit in the Lifestyle / Vlogs RPM bracket. Advertisers pay more for audiences that buy — finance, business and tech pay the highest rates, while entertainment, gaming and music rely on huge view volume. Seasonality matters too: Q4 ad rates commonly run 30–50% higher than January.

Every figure on this Dr. John Campbell channel earnings report comes from public YouTube Data API statistics — subscribers, lifetime views, video count and recent upload performance — refreshed when the report is opened. Estimates are modelled, not disclosed income, and not financial advice. Want to test your own assumptions? Open the YouTube money calculator or browse brands that already sponsor similar creators in the sponsors directory.