Streptococcus A (strep A) Group A Streptococcus (GAS), also known as Strep A, are bacteria commonly…

Stomach ulcer Although the most common symptom of a stomach ulcer is a burning or gnawing…

Stomach cancer The initial symptoms of stomach cancer are vague and easy to mistake for other…

Stomach ache and abdominal pain If your stomach cramps have started recently and you also have …

Stillbirth The stillbirth or death of a newborn baby can happen for lots of reasons and…

Spleen problems and spleen removal Some people are born without a spleen or need to have…

Spinal stenosis This information may be useful for people who have been diagnosed with spinal stenosis.…

Spina bifida Spina bifida is when a baby’s spinal column and spinal cord doesn’t form properly…

Sore throat Sore throats are very common and usually nothing to worry about. They normally get…

Soft tissue sarcomas: Teenagers and young adults This section is for teenagers and young adults. It’s…