Date: 1/14/25 5:34 pm
From: Erik Thomas (via carolinabirds Mailing List) <carolinabirds...>
Subject: Re: Per seasickness (on cruise ships)
I checked online, and the article at <
https://urldefense.com/v3/__https://pmc.ncbi.nlm.nih.gov/articles/PMC4383869/__;!!OToaGQ!rF1Sw53gxSguOMEUbuZSCDUc2z5g2x0T6augermVS9hTQ-r8wef97xnE72v_wgQGh2rYanyYn3dAEyNeTIkwKw$ > seems to have the best
answer to whether seasickness/motion sickness is hereditary. I just read
the abstract, and the abstract doesn't mention anything about adaptive
advantages, but maybe the body of the article addresses that.

Erik Thomas
Raleigh, NC

On Tue, Jan 14, 2025 at 12:13 PM Edmund LeGrand <carolinabirds...>
wrote:

> I am especially susceptible to motion sickness, but had no problems on the
> Princess cruise around Cape Horn. Rather than getting a more expensive and
> higher up cabin with a view, I selected one closest to the rotation center
> of the ship (below deck and toward the middle), because I wondered about
> the motion. Yes, there’s a bit of motion in very rough weather (even in the
> enclosed cabin as well as on deck), but never enough for me to use my
> trusty wonder drug: promethazine (Phenergan) at 25 mg once per day. If you
> already have a solution of seasickness or never have experienced it (lucky
> other members of my family, including Harry), that’s great. I learned about
> it and got the required prescription before a catamaran tour of the
> Galapagos. Wow!!! The only effect from this antihistamine that I noticed
> was that, despite the boat getting tossed around one night (and a cable
> supporting the mast snapping and banging all around), I wasn’t seasick!
> It’s worked perfectly on subsequent pelagic trips. I store the extra pills
> in the freezer and bring them out as need might arise.
>
> Postscript: I’m still trying to figure out motion sickness. My parents and
> brother (Harry) could always read newspapers while riding—I’d be sick
> within two minutes. When I ask people: “Can you read a newspaper while
> riding without getting sick?” it seems that the answer is either “yes” or
> “no”, but rarely in between. I keeping wondering if there’s any adaptive
> advantage to having this trait (subtly better balance???) since the
> disadvantages are so clear that it’s easy to see how it could have been
> selected out of the population. I sympathize with Charles Darwin, who
> somehow managed to be productive while never getting over his four years of
> seasickness on the Beagle (with way too much time near Tierra del Fuego).
>
> Edmund LeGrand
> Fauquier Co., VA
>


--
--
Erik Thomas

 
Join us on Facebook!