A/B testing, once heralded as the gold standard for data-driven decision-making, often slows companies down due to an ...

A/B testing is nothing new. So why do so many businesses still fail to do it? Conducting online A/B and multivariate testing is nothing new. The practice has been around for decades now, with Google ...

Advertisers looking to optimize their performance have long used A/B testing to improve their ads. It’s well understood how this is done with expanded text ads (ETAs). But recently, Google has ...

The hepatitis B titer test can reveal whether you’re immune to the virus, either because of vaccination or previous exposure. It requires a simple blood draw. Titer tests measure antibodies in your ...

If a doctor suspects that a person may have hepatitis B, they will likely order a single blood test to check for the condition. This test is called a hepatitis B titer panel, and it consists of three ...

What makes a good headline? Over-the-top superlatives? Clever wordplay? Eye-popping numbers? Newsrooms grapple with this question on a daily basis. Headline writing is an art, a careful balance of ...

Hepatitis doesn’t always announce itself. While hepatitis A often comes on abruptly, as with a bad stomach bug, most cases of ...

The hepatitis B surface antibody test (HBsAb) detects antibodies in the blood to determine if someone is immune to the hepatitis B virus (HBV). A negative or nonreactive result means the individual is ...