There are different prices around the world. Here are some from January 2014. Russia: US$128 a ton. Boston, USA: US$1.11 a pound. Bangladesh: US$0.45 a kg. See the link below.
Allergic reaction causes sneezing, runny nose and hives and can lead to anaphylaxis, a whole body reaction. Anemia, a lack of red blood cells, can cause fatigue, pale skin, weakness, dizziness, headache and more. Aseptic meningitis, or viral meningitis, can cause fever, headaches, neck pain, nausea, and more. Aseptic meningitis, or viral meningitis, can cause fever, headaches, neck pain, nausea, and more.
Vertigo is a condition that causes dizziness. Very severe vertigo can also cause nausea, vomiting, and abdominal pain. Vertigo can be caused by motion sickness, disorientation, and some medications. In such cases, it usually will resolve on its own.