explainers

Do You Need a High-Dose Flu Shot?

Do You Need a High-Dose Flu Shot?

The flu vaccine is more important than ever this year, so if you’re encountering the different versions for the first time, some of them may be confusing. Yes, there is a high-dose flu vaccine, and it’s one of the versions recommended for people over 65.

Why You Shouldn’t Work Out On An Empty Stomach

Why You Shouldn’t Work Out On An Empty Stomach

It might seem like there are perks to exercising on an empty stomach, like burning more fat per workout, but the downsides greatly outweigh the benefits. Here’s why you’re probably better off fuelling up before you go for a run or crank out some super sets at the gym.

What Is The Coronavirus’s R0 And Why Does It Matter?

What Is The Coronavirus’s R0 And Why Does It Matter?

If you want to describe how an infectious disease spreads, one handy number is what epidemiologists call R0 (“R naught”), the disease’s basic reproductive number. Right now, scientists are trying to figure out the R0 for the new coronavirus from Wuhan, China. So far, it seems to be a little…