Clinical review pending. This article has not yet been reviewed by a licensed clinician, and we would rather say so than print a name that does not exist.
What it is
Visceral adipose tissue is the fat stored around the abdominal organs, as distinct from subcutaneous fat sitting under the skin. The two are not interchangeable.
Why it matters
Visceral fat is metabolically active, sits close to the portal circulation, and is more strongly associated with insulin resistance and cardiometabolic risk than overall body weight is. This is why two people at the same weight, or the same BMI, can have quite different risk profiles, and why BMI on its own is a blunt instrument at the individual level.
How it is assessed
- Waist circumference and waist to height ratio. Crude, free and genuinely informative.
- Imaging. DEXA and other imaging can estimate it more directly.
- Related markers. Triglycerides, HDL and glucose handling often move together with it.
Lifestyle levers
- Overall energy balance. There is no way to target this depot specifically, and anything promising spot reduction is wrong.
- Alcohol. A consistent and frequently underestimated contributor.
- Sleep and stress. Both influence where fat is stored, not just how much.
- Regular activity, including strength work.
Discuss with your clinician
Waist measurements and imaging results are most useful read alongside your other markers and your history. What any of it means for you, and what if anything to do about it, is a clinical conversation rather than a number to act on alone.
This is general education, not advice for you. It does not diagnose, treat or recommend anything for your situation. Talk with a licensed clinician about what applies to you, especially before changing anything if you have an existing condition or take medication.
References
- Neeland IJ et al. "Visceral and ectopic fat, atherosclerosis, and cardiometabolic disease: a position statement." The Lancet Diabetes & Endocrinology, 2019.
- Ashwell M, Gunn P, Gibson S. "Waist-to-height ratio is a better screening tool than waist circumference and BMI." Obesity Reviews, 2012.
These are public, peer reviewed sources about the underlying physiology. They are not studies of SiriusRX and they do not describe results anyone should expect from us.