Enlarged under-jaw glands, or lymph nodes, are usually the result of bacteria or viruses, according to Mayo Clinic. In rare cases, swollen lymph nodes are caused by certain cancers. Doctors diagnose the cause of swollen ... More »

Swollen glands under the tongue can indicate a viral or bacterial infection of the sublingual gland, according to MedlinePlus. Such infections are quite common and can be a result of poor hygiene, blocked salivary ducts,... More »

Sore and swollen glands under the armpits are likely swollen lymph nodes, WebMD explains. Swollen lymph nodes under the armpits may be indicative of numerous types of infections, including skin infections. More »

Chronic watery diarrhea is often caused by viruses, bacteria or parasites from contaminated water or food and medications, such as antibiotics that disturb the intestines' balance of bacteria, explains Mayo Clinic. Peopl... More »

Intestinal gas occurs naturally as the result of bacteria breaking down food in the intestinal tract, but it can also be caused by swallowing air or eating certain foods, as stated by Mayo Clinic. Excessive gas may be ca... More »

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Swollen lymph nodes commonly cause neck lumps in the glands of the neck, explains MedlinePlus. This is due to viral or bacterial infections, colds or sore throats, according to WebMD. Other causes of neck lumps include c... More »

The glands, or lymph nodes, in the neck swell when the body is fighting off an illness or an infection, such as cold or sore throat, according to WebMD. Lymph nodes can also swell in response to an injury or a bug bite, ... More »