Some people live their lives not really thinking about the consequences of their actions. When it comes to your personal health, this is not a productive or attractive attitude to have. Learning about nutrition will help you learn how to feel and act to the best of your capabilities.
The old 2000 calorie diet is just a reference on how much a person should consume every day. More often than not, 2000 calories is not the ideal amount for you. Find out your basal metabolic rate and take into account any exercise you perform to calculate how many calories you should be consuming.
If you are traveling to a high-altitude destination, don't take medication that might mask the effects of altitude sickness. Instead, drink plenty of water to mitigate the symptoms. Masking them might mean you don't realize the danger until it's already too late; it's better to just deal with that headache for a few hours instead.
Cut as much white food, excluding cauliflower, from your diet as possible. Most white foods, such as baked goods and potatoes, are high in carbohydrates, fat, and sugar. Your body does not need these things, and they can interfere with good health. You can choose whole grain baked goods, sweet potatoes, and other substitutes that are better for your body.
Nutrition is something you should study if you are striving for good health and/or weight loss. A holistic approach points out that nutrition provides the building blocks for a healthy body: leave out some of those "building blocks" and you will not have sound health. Therefore it is important to search diligently through writings on nutrition and put your knowledge into practice.
You have read many reasons for improving your nutrition. You have also learned some tips on how to do that. Try these tips for about one month, and you will notice that you will start to feel better on a day to day basis. You will have more energy, and be able to be more productive.