Genetic testing can give you vital information if you're planning a family or if you, or your partner, has a genetic disorder.
This condition affects tissue that strengthens and stabilises joints and muscles. People with Marfan syndrome are often tall and long-limbed.
Duchenne muscular dystrophy
DMD, the commonest muscular dystrophy in kids, causes gradual loss of muscle function, affecting everyday activity. Treatment may help daily life.
Haemochromatosis causes the body to absorb too much iron, leading to organ damage. Blood tests will diagnose it, and treatments are available.
This condition can disrupt the rhythm of your heart. It can cause palpitations, fainting or, in serious cases, cardiac arrest.
This inherited blood disorder prevents someone from making enough healthy haemoglobin to carry oxygen around the body, but it may not need treatment.
Worried about your memory or dementia?
You might be worried that you or a family member has dementia. Learn the early signs of dementia and how to raise concerns with your doctor.
Guide to genetic disorders
Problems with genes can cause health or development problems. Some genetic disorders affect people from birth, others develop later in life. Learn more from a trusted source.
Tuberous sclerosis affects parts of the body, behaviour and thinking. If you notice symptoms you should see a doctor, but there are ways to manage the disease.
Williams syndrome can cause development, learning and medical problems, although children with it often have well-developed language and music skills.