Colonoscopies are on the rise in Australia.
A colonoscopy is usually done to diagnose bowel cancer. It is an invasive procedure with risks such as bowel perforation. It's important to only have the test if you're likely to benefit.
A microscopy image of
Aspergillus fumigatus fungus, one of the biggest killers of patients with weak immune systems.
Mark Stappers/Kevin Mackenzie
Fungi perform a vital role in the biological cycle, but pose an increasing danger to human health – invasive fungal infections kill three times more people than malaria.
Many autistic women may be missing out on a diagnosis, new study reveals.
Creased earlobes, loose teeth and clubbed finger nails – some of the less obvious signs of heart disease.
Only 16% of adults with autism are in full-time work.
Cassava leaves at a market in the Democratic Republic of Congo.
Technology is changing how plant diseases are recognised and dealt with by small scale farmers in Africa.
Scientists have made advances in developing a new type of blood test to detect eight of the most common cancers.
For many parents, sorting the “normal” quirkiness of childhood behaviour from the symptoms of autism spectrum disorder (ASD) can be anxiety provoking.
Early intervention is key to treating autism, but how is a family to know which quirky childhood behaviours might be symptoms? An educational psychologist explains.
Images are so useful in medical diagnosis - but there are legal and ethical concerns about how they’re used.
Has your doctor ever taken a photo of your medical condition? It's really useful to aid diagnosis, but we still don't have the right legislation to ensure legal and ethical protections.
Does your daughter forget or misplace things all the time? Is she the classroom helper? Assessment scales for ADHD have tended to use data from boys so the signs of ADHD in girls may not be what you expect.
Assessment scales for ADHD have been developed using mostly male research samples. As a result, the behaviours indicating ADHD in girls may not be what you expect.
Bradley Cooper’s character in Silver Linings Playbook had bipolar disorder.
The Weinstein Company via IMDb
One person with a given diagnosis can be entirely different, symptomatically speaking, from another with the same diagnosis.
Depression doesn’t lead to heart disease, as some people suggest, but it’s a sign that you might be at risk of it.
If you're 45 or older and have depression, new research suggests you may need to ask for a heart check when you next see your doctor.
BiliScreen, used for detecting signs of jaundice in a person’s eye.
Dennis Wise/University of Washington
An app could help diagnose one of the most deadly cancers at the early stages using eye-scanning technology.
People have diagnosed Donald Trump with all sorts of disorders — but is this ethical?
There's a fierce debate about whether it's ethical for mental health professionals to diagnose politicians they haven't personally examined.
Blood permeates every tissue in the body, meaning just a few spoonfuls can tell us a lot about our health.
Blood is perhaps the most important window through which we can peer into a person's health or illness.
Autism manifests in different ways. The signs are often less visible in women than in men, leading many to be underdiagnosed.
Even emergency department staff can have trouble telling if someone’s intoxicated as clinical clues can mislead.
We all know what a drunk person looks like, right? Wrong. Even health care workers can be confused.
An early diagnosis can be the difference between living and dying.
Medical panels are constantly lowering thresholds across many diseases, which results in more and more healthy people being diagnosed as sick.
More of us are labelled as sick with the constantly changing diagnostic cut-offs for diseases. Now an international expert panel has drafted a list of things to consider before setting new thresholds.
Doctors can tell a lot about your health from your urine sample, if you take it properly.
If you're not sure why you need a urine test or the right way to collect a sample, here's what you need to know.