Parents of children with autism often try dietary changes or supplements to help improve the condition but a new review concludes that there is little solid evidence that any work.
Tests and Investigations
Hepatitis C: Fibroscan and liver biopsy
Find out what’s involved when you have a fibroscan or a liver biopsy to assess the degree of liver fibrosis, and why cirrhosis is important.
Hepatitis C and PCR testing
PCR tests (polymerase chain reaction tests) help detect the presence of hepatitis C virus in the body and a person’s potential to transmit HCV to others.
Hepatitis C antibodies and antibody testing
Hep C antibody tests are used to see if a person has ever developed hep c antibodies – whether they have ever been infected with hepatitis C at any point.
The health benefits of a Mediterranean diet
The Mediterranean diet has long been considered a yardstick for a model of a healthy diet. Its wide-ranging health benefits have been profiled in a major review of the diet.
Audiograms
An audiogram is a graph showing the results of a patient's hearing screening. See how to read an audiogram.
Asthma: can swimming help?
Swimming has been recommended in the past for people with asthma but there is no evidence that swimming improves asthma symptoms. In elite swimmers, repeated exposure to chlorine may contribute to the development of asthma.
Asthma and exercise
Find out about exercise-induced asthma symptoms and get some tips on how to exercise safely when you have asthma.
Amniocentesis: what you need to know
Amniocentesis is a test that can be done in pregnancy. It is possible to tell from the test whether the fetus has certain birth defects.
Liver biopsy
Find out what is involved when you have a liver biopsy, in which a small piece of liver tissue is removed to help doctors detect liver abnormalities.