Vitamin and Mineral Supplements

And mineral supplements are being widely used by physically active people because of all the performance enhancing claims made by supplement manufacturers. It is estimated that about 40 - 50 of athletes use some form of vitamin mineral supplements. These include single vitamins (such as vitamin C) or minerals (such as iron) and multivitamin-mineral combinations in doses that range from amounts that are similar to the Recommended Dietary Allowances (RDA) up to levels many times the RDA (see...

Fiber and Health

Ary fiber is a food constituent ynu should be familiar with as it is important for health. Many of the nutritional approaches discussed in this manual will in fact, promote good health. Although health is important when performance is your end result, you should be aware that dielary fiber should assume a definite BACK SEAT role during mission and training operations scenarios. In this chapter we will discuss the role of fiber in overall health and during special operations. Dietary fiber is a...

Nutritional Considerations For Strength Training

Missions and training require strength. Thus, a strength training program will enhance your physical conditioning and ability to perform and complete strenuous mission tasks. In addition, it will keep you looking fit In this chapter information on strength training and the unique dietary requirements for strength training will be provided. Strength training should complement endurance training workouts. The specific benefits of strength training include Increased muscle strength and endurance...

For The Edge

Xirgogenic agents are by definition, substances or techniques that enhance performance. Because SEALs are required to perform at a high level both mentally and physically, many are looking for substances or techniques to improve performance and provide an edge. To perform longer, to be faster, to be stronger, and to be leaner, if not a mission goal, are personal goals of many SEALs and elite athletes. People have been trying to accomplish these goals for centuries through the use of ergogenic...

Nutritional Considerations For Adverse Conditions

Verse conditions such as exposure to extreme environments impose considerable physiological demands. The human body responds to adverse conditions by increasing energy expenditure and water losses. If energy and fluid balance is not regained, then performance and perhaps mission integrity can be at stake. Ln this chapter, information on nutritional interventions that may improve performance or alternatively reduce performance decrements under adverse conditions is presented- Clearly, the major...

About the Authors

Patricia Deuster is an Associate Professor and Director of the Human Performance Laboratory in the Department of Military and Emergency Medicine at the Uniformed Services University of the Health Sciences, School of Medicine in Bethesda, Maryland, Her credentials for writing this book are many. She has been conducting research in the area of sports nutrition and exercise physiology for over 14 years, has published numerous papers on the nutritional needs of U.S. Navy SBALs, and has given...

Micronutrients Vitamins and Minerals

Are substances required by or essential to the body in very small amounts and include both vitamins and minerals. Taking in either too little or too much of these nutrients can interfere with normal bodily functions, it is difficult to consume excessive amounts through a typical diet. However, it is possible to obtain too little of selected vitamins and minerals if proper food selections are not made. What are the Recommended Dietary Allowances The amounts of particular vitamins and minerals a...

Protein Requirements For Strength Training

Research has shown that the protein needs of strength athletes and endurance athletes are quite similar Yvu should eat 0,6 to 0.8 grams of protein per pound body weight each day to meet your daily protein requirements. Worksheet 10-1, How Much Protein Do I Need How to Calculate Protein Requirements 175 lbs 0.8 grams _ 140 grams Table 10-1* Examples of Where You Get Protein Table 10-1* Examples of Where You Get Protein It is likely your diet provides even more protein than shown in the example,...

Food for the Field Military and Other Rations

Rations arc dcsign cl to supply adequate energy and nutrients for a particular type of mission. Since the duration and environmental conditions of missions vary, different types of operational rations have been developed. For example, there are cold weather rations for frigid conditions, and light weight rations for missions lasting no longer than 30 days. These rations have different caloric contents with varying proportions of fat, protein, and carbohydrate to meet the nutritional demands of...

Carbohydrate Fat and Protein The Energy Providing Macronutrients

Macronutrients Major Elements

Lou have heard the saying You are what you eat. Although this statement has not been proven, we do know that what you eat makes a difference in how you perform, how long you survive, and the quality of your life. The macronutrients, or energy-providing nutrients, are extremely important in this respect. Also, without energy you would starve, and your ability to perform would be greatly reduced. Our three main sources of energy are These fuels are called macro because they are eaten in large...