Is it safe to drink coffee regularly? Does drinking coffee increase or decrease the risk of cancer?

Answer:

Despite some earlier concerns, drinking coffee does not seem to increase the risk of cancer. In fact, some studies link coffee intake with reduced risk of developing certain forms of cancer and reduced progression of colorectal cancer, although a cause-and-effect relationship has not been proven.

Sign in for details, including how risk differs based on the amount of coffee intake, addressing these questions:
 

• Is it safe to drink coffee regularly?
• Does coffee increase cancer risk?
• Can coffee prevent cancer?
• Can coffee reduce cancer progression?
• Does coffee contain toxic heavy metals such as lead and cadmium?

Note that use of certain supplements have been associated with increased or decreased risk of developing cancers, as discussed in our answer to the question Is it true that some vitamins or supplements can cause cancer?

For information about coffee's impact on cholesterol levels, see our answer to the question Is drinking coffee good or bad for heart health?