What Is a Calorie Deficit? A Plain-English Guide
A calorie deficit means eating fewer calories than your body uses, which drives weight loss. Learn how it works and how to reach one…
Section · Carmannews
Health
Preventive care, mental health, nutrition, dental and vision news, plus the policy that shapes what your insurance pays for.
What Is a Normal Blood Pressure? Ranges Explained
A normal blood pressure is below 120/80 mm Hg per the American Heart Association. Learn the numbers, categories, and how to keep readings healthy.
carmannews
What Is Metabolic Health and Why Should You Care?
What Is Metabolic Health and Why Should You Care?
Health
The dental cleaning schedule that fits the evidence
Twice a year is a default, not a prescription. carmannews health looked at the evidence on cleaning frequency by individual risk profile, and the…
Health
Sleep tracker accuracy: which devices really measure up
Compared against polysomnography, consumer sleep trackers vary widely — some are within 8% of clinical accuracy, others are essentially random. carmannews summarises the recent…
Health
Telehealth in 2026: where it works, and what to ask first
Telehealth is excellent for some conditions, useless for others, and outright dangerous for a few. The evidence by condition, with a five-question checklist for…
Health
The vitamin D test most people are getting wrong
The labs almost always test the wrong form, the reference range is poorly calibrated, and the supplementation advice that follows is often arbitrary. carmannews…
Health
Why your blood pressure reading at the doctor’s is wrong
"White-coat hypertension" is well documented but rarely accounted for. The home-monitoring protocol that gives a more accurate baseline, and which devices are worth trusting.
Health
Mental health apps with real peer-reviewed evidence
The app store lists thousands; only a handful have been studied in randomised trials. carmannews lists the ones with evidence, what the evidence shows,…
Health
How much exercise is enough, by age and goal
The 150-minutes-a-week guideline is a floor, not a goal. carmannews health translates the latest exercise research into specific minutes-per-week ranges by age and target…