Amber is a powerful chakra cleanser and healer. At a physical level, is imbues the body with vitality and has the power to draw disease out of the body. By absorbing pain and negative energy, amber allows the body to rebalance and heal itself. Amber alleviates stress. It treats the throat, stomach, spleen, kidneys, bladder, liver, and gallbladder, alleviates joint problems, and strengthens the mucus membranes. As an elixir and for wound healing, it is an excellent natural antibiotic.
Amber provides decisiveness.  It strengthens your memory and intellect and helps with emotional calming and centering.  It is an excellent grounding crystal, and transmutes negative energy to positive.  Amber radiates a warm and bright energy.  It aids the Abdomen, Bladder, Blood, Eyes, Kidneys, Stomach, Tissue Revitalization, Throat, Liver, Joint Problems.  Wearing crystal jewelry gives you the energy of the stone all day long. Amber draws disease out of afflicted areas and neutralize negative energy allowing the body to heal itself.
*This information was taken from: http://www.amber-teething-necklaces.com/healing_properties_of_baltic_amber.html