import { ActivityLevel } from '../enums/activity-level';
import { Gender } from '../enums/gender';
/**
 * Calculate TDEE
 * @param weight in kilograms
 * @param height in meters
 * @param age in years
 * @param gender
 * @param activity
 * @returns a final TDEE
 */
export declare function calculateTDEE(weight: number, height: number, age: number, gender: Gender, activity: ActivityLevel | number): number;