Back by popular demand, here’s the latest Worms & Germs crossword puzzle. It’s a bit tougher than average but most of the answers can be found in recent posts. Answers will be posted in a few days.  Have fun!

Rabies is “almost always” transmitted by bites and “almost invariably” fatal once disease develops in a person or animal. We use a lot of these kinds of disclaimers with infectious diseases, which can be frustrating, but it’s necessary because exceptional (strange) things occasionally occur.

A report in an upcoming edition of Emerging Infectious Diseases (

Rabies vaccination of dogs is legally required in many areas. In most of those, it must be given by a veterinarian, unlike some other vaccines that can be purchased from a veterinarian or supplier and administered by owners.

Why does a veterinarian have to administer rabies vaccines? There are a few reasons.

  • One is that

I’ve had a few discussions with people over the past week about geographic variation in disease risk. It’s a great subject because it’s an important and often overlooked issue. Whether it’s animals being imported, animals moving with their owners, animals accompanying owners on vacation or animals being moved between regions within the county, movement between