Obesity Management: How to reduce fat and maintain ideal weight A study reported that out of 178 adult patients hospitalized with coronavirus disease 2019 (COVID-19), at least one underlying condition was found in 89.3%, the most common being hypertension (49.7%), obesity (48.3%), chronic lung disease (34.6%), diabetes mellitus (28.3%), and cardiovascular disease (27.8%) https://www.cdc.gov/mmwr/volumes/69/wr/mm6915e3.htm?s_cid=mm6915e3_w The most widely accepted classifications are those from the World Health Organization (WHO), based on body mass index (BMI). The WHO designations are as follows: Grade 1 overweight (commonly and simply called overweight) - BMI of 25-29.9 kg/m 2 Grade 2 overweight (commonly called obesity) - BMI of 30-39.9 kg/m 2 Grade 3 overweight (commonly called severe or morbid obesity) - BMI ≥40 kg/m 2 In muscular persons, BMIs that usu...