Certain medications can change the way the receptors in your mouth and nose tell your brain what you're tasting or smelling. Some foods may taste bitter, rancid, or metallic. Foods that used to be your favorites may taste different while you're getting treatment. This condition usually only lasts as long as treatment does -- in most cases, your will senses will return to normal a couple months after you're done.
The following breast cancer treatments can affect your sense of taste and smell:
Avastin (chemical name: bevacizumab), a targeted therapy
Some pain medications also can affect your sense of taste and smell.
Managing taste and smell changes
Try new foods . If you find yourself disliking your favorite foods, try foods that are different from what you normally eat. Be sure to try new foods when you're feeling good so you don't develop more food dislikes.
Eat lightly and several hours before you receive chemotherapy . This helps prevent food aversions caused by nau...
Airways and lungs
Breathing difficulty (from breathing in the chemical) Throat swelling (which may also cause breathing difficulty)
Eyes, ears, nose, and throat
Severe pain in the throat Severe pain or burning in the nose, eyes, ears, lips, or tongue Vision loss
Heart and blood
Collapse Low blood pressure
Intestinal tract (including stomach and esophagus)
Abdominal pain - severe Blood in the stool Burns of the esophagus (food pipe) Nausea Vomiting, possibly with blood
Convulsions Depression Dizziness Drowsiness Feeling of being drunk (euphoria Headache Loss of alertness (unconsciousness) Seizures Staggering Weakness
Burns Irritation Necrosis (holes) in the skin or underlying tissues
In today’s modern world, exposure to heavy metal toxins is unavoidable and happens on a daily basis. Everything from our food supply, water, air we breath and products we use contain toxins that eventually impact the functioning of our bodies and our susceptibility to disease. Awareness is always the first step. Once we know how to limit the amount of toxins we ingest as well as how to eliminate those that do enter our bodies, we’re on our way to a cleaner bill of health.
Heavy metals that get into our bodies quite easily and are harmful in large amounts include mercury, lead, aluminum, cadmium and arsenic. Here’s a list of some common places where we are exposed to these metals in our daily lives.  
-aquatic food chains
-vaccines and some medicines
-packaged foods that contain high fructose corn syrup
-lead based paint
-building construction (pipes, drains, etc.)
-lead containing products...
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