Blue light from our electronics is said to be harmful, and "blue blocking" glasses are touted as a panacea to numerous health issues. Is there any evidence to substantiate these claims?
Chirorpractors continue to make unsubstantiated claims about COVID-19.
A new analysis shows widespread marketing of natural health products for the prevention or treatment of cancer.
There are countless vendors offering "personalized" nutrition recommendations, some based on DNA- or microbiome-testing. What does the evidence actually say?