how energy requirements change throughout life
As you age, your body's dietary needs will change. These changes will continue throughout all life stages with the requirements for calories, protein, vitamins and minerals adjusting as we grow older.hese changes will continue throughout all life stages with the requirements for calories, protein, vitamins and minerals adjusting as we grow older.
5.5 Older adults and the elderly. Many age-related changes that influence energy requirements occur continually throughout the adult life cycle. A decline in BMR with age has been recognized since the studies of Keys, Taylor and Grande (1973), who estimated it at a rate of 1 to 2 percent per decade.or example, the preliminary TEE results-and therefore energy requirements-of 70 to 79 year-old people in a United States study on health, ageing and body composition (Blanc et al., 2001) were 10.1 Â± 1.8 MJ/day for men, and 8.0 Â± 1.5 MJ/day for women.