Decompression sickness (DCS, also called the bends or caisson disease) is the result of inadequate decompression following exposure to increased pressure. In some cases, the disease is mild and not an immediate threat.
Protein and carbohydrates each contain 4 calories per gram. Consuming the right balance of protein, carbohydrates and fat can help you maintain a healthy weight and optimize your energy levels. Protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram. Calculating your calorie needs can help you determine how many grams of protein, carbohydrates and fat you should consume each day.
Each macronutrient yields a certain number of calories. 1  One gram of protein yields 4 calories. 2  One gram of carbohydrate yields 4 calories. 3  One gram of fat yields 9 calories. 4  One gram of alcohol yields 7 calories.