You are currently viewing Unintentional Weight Loss Physiology – Mnemonic

Here is a quick mnemonic “INVOLUNTARY to remember about Unintentional Weight Loss Physiology

This can be valuable for patients as well as medical doctors, nurses & students doing their clinical rounds. You can also find it very useful for med exams like USMLE, NExT Medical Step 1&2, MBBS, NEET PG, INI-CET, FMGE,MCAT & NCLEX exams

Unintentional Weight Loss Physiology : How To Remember Easily ?

I – Important implications of unintentional weight loss.

N – No identifiable cause in up to one-quarter of patients.

V – Variety of deleterious effects associated with weight loss in older persons.

O – Older persons experience age-dependent changes in body composition.

L – Loss of sex steroids contributes to changes in body composition.

U – Up to 8% of all adult outpatients encounter involuntary weight loss.

N – No documented evidence of weight loss in up to half of self-reported cases.

T – Total body weight peaks in the sixth decade of life and declines afterward.

A – Age-dependent decline in growth hormone secretion contributes to changes in lean body mass.

R – Reduced physical activity and loss of lean body mass lead to decreased hunger.

Y – Yielding early satiety and decline in appetite as part of the “anorexia of aging.”


Dr. Arin Nandi

Passionate About Medical Science & Helping Future Doctors Achieve Top Ranks In Medical Exams. He is professionally a dentist as well as a public health expert from JIPMER (1), (2)working in health department