| BMI | Body Mass Index |
| REE | Resting Energy Expenditure |
| DEXA | Dual-energy X-ray absorptiometry |
| FENO | Fractional Exhaled Nitric Oxide |
| REEIC | Resting Energy Expenditure measured by Indirect Calorimetry |
| REEMSJ | Resting Energy Expenditure predicted by Mifflin–St. Jeor equation |
| REEHB | Resting Energy Expenditure predicted by Harris–Benedict equation |
| REEWHO | Resting Energy Expenditure predicted by World Health Organization equation |
| REEOX | Resting Energy Expenditure predicted by Oxford equation |
| FVC | Forced Vital Capacity |
| FEV1 | Forced Expiratory Volume in 1 s |
| FNDDS | Food and Nutrient Database for Dietary Studies |
| USDA | United States Department of Agriculture |
| HEI | Healthy Eating Index |
| WBC | White Blood Cells |
| FFM | Fat Free Mass |
| Th | T-helper cells |