Many people feel sick even if they don't have a fever and many have a normal body temperature lower than 98.6 degrees. How to ...

Can using a basal body temperature chart help you get a positive pregnancy test soon? Maybe! Here's how this handy tool helps some people track fertility. Medically reviewed by Alyssa Dweck ...

Scientists have gained greater clarity in the brain regions and neurons that control metabolism, body temperature and energy use. A team of researchers discovered which chemicals influence the signals ...

The chart of life's metabolic reactions connects ... the animals that we want to compare might differ in both size and body temperature.