Scientists and regulators are divided over the threat posed by rising levels of a chemical called TFA.

CT scans and MRIs both capture images within your body. CT scans provide pictures of tissues, organs, and skeletal structure, while MRIs are more detailed and can show abnormal tissue.

Vinegar is a nontoxic, eco-friendly, multipurpose cleaning solution. Learn what type of vinegar can be used to clean and disinfect your home.

The human muscular system is complex and has many functions in the body, like mobility and stability. Learn more about the muscular system here.