Layer feed should not be fed to chickens younger than 18 weeks unless they have begun egg-laying because it contains calcium that can permanently damage the kidneys, cause kidney stones, reduce lifetime egg production and shorten a bird's lifespan.
Making the world better, one answer at a time. When you don't get enough iron in your body you may get anemia, excessive menstrual bleeding, learning dissabilities, impaired immune functions, low body temperature, light headedness, dizzy spells, fatigue, weak and/or tiredness.leeping helps regenerate your brain cells, so if you don't get enough sleep for a long period of time, you will die. For one day without enough sleep, you feel like losing yo â¦ ur self and it gets stronger if you continue to not have enough sleep.
1 You lose more blood cells and iron than your body can replace. 2  Your body does not do a good job of absorbing iron. 3  Your body is able to absorb iron, but you are not eating enough foods that contain iron.  Your body needs more iron than normal (such as if you are pregnant or breastfeeding)