Your gums bleed as a result of inflammation caused by the presence of bacteria in your mouth. This bacteria when not properly cleaned off your teeth will result in an irritation of the gum tissue. This irritation called gingivitis, will result in red, puffy and bleeding gums. Gone untreated, it can progress into periodontal disease.
Cold sensitivity can be due a number of reasons. Some people are just generally more sensitive to temperature changes. Other causes may be due to recession of the gum tissue, abrasions of the teeth, large metal restorations or decay. Treatments for this condition can include fillings, fluoride applications or the use of desensitizing toothpastes
Tooth decay is caused by bacteria (plaque) in your mouth which react with sugary and starchy deposits from food you eat. This reaction produces acid which damages the enamel over time and weakens the tooth.
Bad breath or halitosis, can be caused by many things. The most common cause is the presence of bacteria in your mouth and on your tongue. These bacteria produce odorous compounds. In some cases, the cause of bad breath can be from gastrointestinal origin.
Ulcers are very difficult to treat. There is no proven technique that will eliminate ulcers. They can occur as a result of trauma or due to a viral source. Depending On their cause there are specific medications that can shorten their duration. Left alone, ulcers will generally diminish and disappear in two weeks.
There is some evidence that over-the-counter bleaching products do whiten teeth, however these products are not used under the supervision of your dentist and there may be potential problems which may need attention prior to whitening in this Way. Also, the trays usually sold with these products do fit as well as those that are custom made by your dentist. As a result, damage to your gums and teeth is possible.