Freebase(0.00 / 0 votes)Rate this definition: Lux. The lux is the SI unit of illuminance and luminous emittance, measuring luminous flux per unit area. It is equal to one lumen per square metre. In photometry, this is used as a measure of the intensity, as perceived by the human eye, of light that hits or passes through a surface.
The average American eats an average of 4.2 commercially prepared meals per week. In other words, as a nation, we eat out between four and five times a week, on average.t an average cost of $12.75 per meal, youâd save yourself $8.75 for each of those meals. In other words, the average American would save $36.75 per person per week by moving all of their meals from restaurants to home-prepared meals.
  Eating disorders are most common problems of today world. And it can be at any age. The National Association of Anorexia Nervosa and Associated Disorders quotes some d â¦ isturbing facts regarding eating disorders:   8,000,000 or more people in the United States have an eating disorder, 90% are women.Victims may be rich or poor.hat is the most common age for someone who has asthma?       Answer   Yes   Asthma is much more common in childhood with up to 60% of children growing out of it.