Life Cycle Nutrition Adulthood and the Later Years Copyright 2005 Wadsworth Group, a division of Thomson Learning

Life Cycle Nutrition Life expectancy –In US, 80y for white women –1900 it was 47y. Life span –130y Longevity –Caloric restriction Copyright 2005 Wadsworth Group, a division of Thomson Learning

Aging Of The U.S. Population

Observation of Older Adults Quality of life Healthy habits –Physiological age –Chronological age Copyright 2005 Wadsworth Group, a division of Thomson Learning

Manipulation Of Diet Energy restriction in animals Energy restriction in human beings –Speculations –10% to 20% fewer calories Drop in weight, BP Improved insulin response, blood lipids Copyright 2005 Wadsworth Group, a division of Thomson Learning

The Aging Process Stress –Stress response Fight or flight Chronic Oxidative –Aging reduces adaptability Copyright 2005 Wadsworth Group, a division of Thomson Learning

The Aging Process Physiological changes –Body weight –Body composition Sarcopenia Copyright 2005 Wadsworth Group, a division of Thomson Learning

The Aging Process Physiological changes –Immune system –GI tract Dysphagia Motility, constipation Atrophic gastritis –10% to 30% of adults over 50 Copyright 2005 Wadsworth Group, a division of Thomson Learning

The Aging Process Physiological changes –Tooth loss –Sensory loss and other physical problems Failing eyesight, ability to drive Walking, Carrying groceries Copyright 2005 Wadsworth Group, a division of Thomson Learning

The Aging Process Other changes –Psychological changes –Economic changes –Social changes Copyright 2005 Wadsworth Group, a division of Thomson Learning

Energy And Nutrient Needs of Older Adults Water –Diminished thirst response –6 cups per day Copyright 2005 Wadsworth Group, a division of Thomson Learning

Energy And Nutrient Needs of Older Adults Energy –Needs decrease 5% per decade Protein –?? Increase –Lean sources Carbohydrate and fiber Fat Copyright 2005 Wadsworth Group, a division of Thomson Learning

Energy And Nutrient Needs of Older Adults Vitamins and minerals –Vitamin B 12 –Vitamin D –Calcium –Iron Copyright 2005 Wadsworth Group, a division of Thomson Learning

Energy And Nutrient Needs of Older Adults Nutrient supplements –Calcium –Vitamin D –Vitamin B12 –?? Daily multi with 100 % RDA Copyright 2005 Wadsworth Group, a division of Thomson Learning

Energy And Nutrient Needs of Older Adults Copyright 2005 Wadsworth Group, a division of Thomson Learning

Nutrition-Related Concerns Of Older Adults Cataracts and macular degeneration Copyright 2005 Wadsworth Group, a division of Thomson Learning

Nutrition-Related Concerns Of Older Adults Arthritis –Osteoarthritis –Rheumatoid arthritis –Treatment Weight loss Antioxidants and omega 3 Copyright 2005 Wadsworth Group, a division of Thomson Learning

The Aging Brain Copyright 2005 Wadsworth Group, a division of Thomson Learning

The Aging Brain Senile dementia Alzheimer’s disease Copyright 2005 Wadsworth Group, a division of Thomson Learning

Choices Copyright 2005 Wadsworth Group, a division of Thomson Learning

Choices Copyright 2005 Wadsworth Group, a division of Thomson Learning

Risk Copyright 2005 Wadsworth Group, a division of Thomson Learning

Food Assistance Programs Elderly Nutrition Program –Congregate meals –Meals on Wheels Meals for singles Copyright 2005 Wadsworth Group, a division of Thomson Learning

Nutrient-Drug Interactions Copyright 2005 Wadsworth Group, a division of Thomson Learning

Nutrient-Drug Interactions Other ingredients in drugs or herbs The health-professional and nutrient-drug interactions Copyright 2005 Wadsworth Group, a division of Thomson Learning