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.
Iron Deficiency. Not getting enough iron can make your legs feel tired, HelpGuide.org reports. An iron deficiency can cause restless leg syndrome, or RLS. One of the symptoms of RLS is a tired and heavy feeling in your legs. This predominantly happens when you lie down or rest, and usually only affects you during bedtime, but it can occur much earlier in the day depending upon your deficiency.