In the News
The Bradford Hill Criteria: 9 Questions That Separate Correlation From Cause
Tuesday, July 28, 2026
The practical version is a handful of questions you can ask about any health headline in under a minute. How big is the effect. Has anyone else found it. Which came first. Is there a dose curve. Does it fit the population data. Has anyone tested it by intervening.
Most of what gets reported as settled science does not survive those six questions. That is worth knowing before you rearrange your life around a press release. continue reading
The Vitamin D Conversation We’re Not Having
Friday, July 24, 2026
The best way to get your vitamin D is UVB exposure, whether from a sunbed or sunlight. This way you never need to worry about going to toxic levels like supplements. Vitamin D from UVB is selfregulating. Plus you get all the other benefits from sunlight exposure. continue reading
Sunlight Boosts Fertility? What Scientists Have Discovered Will Surprise You
Thursday, July 23, 2026
Based on existing scientific data, we can’t claim that basking in the sun will automatically boost your chances of conceiving—so don’t toss your sunscreen just yet. To date, no clinical trial has directly demonstrated this effect. Still, several studies suggest that sunlight, through its role in vitamin D production, could have positive effects on both female and male fertility. continue reading
How to use one-on-one meetings to better delegate and free up your time
Wednesday, July 22, 2026
The business owners we spoke to agreed that delegation can support business growth, improve work-life balance, reduce stress, and even improve customer experience. Yet over two in five say they only delegate tasks sometimes or rarely. These are also the entrepreneurs who report higher work-related stress. So what's holding them back? continue reading
The Real Cost of a Bad Hire
Wednesday, July 22, 2026
Most salon owners think about hiring cost in terms of the obvious line items: the time spent posting the job, the hours of interviews, the training period. Those costs are real, but they are the smallest part of what a bad hire actually costs you. The full bill is much larger, and once you see it clearly, your hiring process tends to change. continue reading
