Trump’s definitive statements that Tylenol use during pregnancy causes autism suggest certainty that the science does not support.

Most people have heard this before, but it bears repeating: Association does not imply causation. An often-cited example is that there is a very strong association between ice cream sales and ...

A new Gallup survey found 25% of young American men between the ages of 15 and 35 said they felt lonely a lot the previous day. That is compared with 18% of females in the same age range, according to ...

A new review of research evidence has explored the key differences in how women and men sleep, variations in their body clocks, and how this affects their metabolism. A new review of research evidence ...