It usually starts in the nerves farthest from the brain and spinal cord -- like those in the feet and hands. Then it may move up into the legs and arms. However, if you get treatment for the medical condition causing the nerve damage, you may be able to stop the damage -- and even reverse it.
If swallowed, tea tree oil can cause varying side effects ranging from drowsiness, upset stomach, vomiting, nausea and weakness, to coma, hallucinations, blood cell abnormalities, confusion and ataxia which affects muscle coordination and your ability to move voluntary muscles, states the American Cancer Society.
Experts believe that he anti-inflammatory properties of tea tree oil can help treat acne and histamine-induced inflammation caused by many allergies. Studies have shown that the oil may fight fungal species as well, which could help in the fight against athlete's foot, fungal nail infections and thrush.