When an individual is exposed to low amounts of a nerve agent (as a gas or aerosol) the initial symptoms are a runny nose, contraction of the pupils, deterioration of visual accommodation, headache, slurred speech, nausea, hallucinations, pronounced chest
Unfortunately, this does include food that is stolen or spoils and is thrown away either by the grocer or consumer. Measured this way, the average American eats about 3,600 calories per person per day and has not changed much from 1909 when it was 3,500 calories per person per day.
The number of calories you need to eat each day depends on several factors, including your age, size, height, sex, lifestyle, and overall general health. As an example, a physically active 6ft 2in male, aged 22 years, requires considerably more calories than a 5ft 2ins sedentary woman in her 70s.It has been discovered that even factors such as how you eat your food can influence how many calories get into your system. When food is eaten may matter as much as what and how many calories are eaten. 2  Average calorie consumption in industrialized nations and a growing number of emerging economies is higher than it used to be. 3  Approximately 20% of the energy used in the human body is for brain metabolism.