The drops go beyond the pandemic and cut across income, geographic and racial divides, new data shows. By Claire Cain Miller Francesca Paris and Sarah Mervosh Something troubling is happening in U.S.

A nuclear stress test, also called myocardial perfusion imaging (MPI) or a thallium stress test, uses a radioactive tracer to show how blood flows through your heart muscles during exercise and at ...

Aldolase helps your body turn sugar into energy. Most of it is stored in your muscles and liver. When these cells are damaged, they release aldolase into your blood. Measuring the amount of aldolase ...

Abnormal stress test results may suggest an underlying heart condition, such as coronary artery disease, or a blockage in the arteries supplying blood to the heart. Failing a stress test means you can ...

Elevated gut microbe metabolites may distinguish children with autism, paving the way for a non-invasive urine test and a new ASD subtype linked to microbiome.

This product goes further than others that only tests iron levels. By measuring ferritin levels, it looks at the amount of overall iron storage and whether a person has normal iron levels. This test ...

At-home gut health tests use DNA or RNA sequencing from a stool sample. Testing your gut health cannot replace an official diagnosis from a doctor. Your results may provide insights into gut ...

When do women know they are in menopause? Women are in menopause if they have had no menstrual periods (menses) for 12 months and have no other medical reason for their menses to stop. If women know ...

Christina Majaski writes and edits finance, credit cards, and travel content. She has 14+ years of experience with print and digital publications. Khadija Khartit is a strategy, investment, and ...