Some types of sickle cell disease cause severe illness, while others have a mild or unapparent course. Sickle cell disease is present from birth and inherited from genes you receive from your parents.

A congenital heart defect is a condition you’re born with. Types of heart defects vary in severity — with some, you’ll need surgery as a child, while others don’t need treatment until later in life or ...

Coronary artery disease (CAD) includes two primary forms: obstructive CAD (OCAD), caused by plaque buildup in the arteries, and nonobstructive CAD (NOCAD), often due to artery function issues like ...

Arterial plaques are the culprits behind a lot of heart diseases, including sudden heart attacks. Dr London breaks down the ...

Amyotrophic lateral sclerosis (ALS) affects the nerve cells in the brain and spinal cord that control muscle movement. Different types of ALS cause symptoms to begin in a certain part of the body and ...

Find out how different vaccines for the coronavirus cause your body to create antibodies that fight the virus.

Scientists have mapped underappreciated scaffolding cells in skin, known as fibroblasts. They show for the first time how fibroblasts go 'rogue' in many different diseases affecting multiple organs – ...

Penn researchers are developing new ways to use mRNA technology to treat a range of diseases, including celiac disease and cancer. mRNA research involves introducing molecules to human cells to ...

Researchers have captured the world's first high-resolution images of the earliest moments of microtubules forming inside human cells. The findings lay the foundations for potential breakthroughs in ...

A little of what you fancy does you good… unless it's a fizzy drink. Scientists studying the impact of sugar on the risk of cardiovascular disease have found that eating too much added sugar increases ...