Since blood production requires iron, you should eat iron-rich foods for two weeks before your appointment. This will help you have strong blood for donation and help you better recuperate after your donation. Iron-rich foods include spinach, whole grains, fish, poultry, beans, organ meat, eggs, and beef.
To calculate the change in temperature, subtract the initial temperature from the final temperature. Example: 84.2 degree Fahrenheit - 41 degrees Fahrenheit = 43.2 degrees Fahrenheit. The temperature from morning to afternoon changed by 43.2 degrees Fahrenheit.
1. Temperature is a measure of heat energy. Temperature is measured in degrees Celsius (Centigrade), Fahrenheit, or Kelvin. Some high temperatures: Boiling water at sea level = 100 degrees Celsius; Molten lava = 2,000 Kelvin; Tungsten filament of a light bulb = 4,000 Kelvin;