37 votes
Accepted

Why are iron levels different in the left and right hands?

I'm guessing the "iron" test was actually a hemoglobin test (though I'm certainly no expert in blood donation screens...). I suspect your nurse is reporting a folk tale rather than any true ...
Bryan Krause's user avatar
  • 14.1k
9 votes
Accepted

Washing hands after going to the washroom to prevent epidemy

Hands play a major role especially in the transmission of blood-borne, fecal, and respiratory tract viruses. Hand washing after use of bathroom aims at preventing the transmission of pathogens, ...
M. Arrowsmith's user avatar
7 votes
Accepted

Is the washing hands in order to protect yourself from COVID-19 backed up by research?

Here's an article that I found helpful, to understand why washing hands with soap is so helpful, and how it helps (Pall Thordarson is a professor of chemistry at the University of New South Wales, ...
aparente001's user avatar
5 votes

Is the washing hands in order to protect yourself from COVID-19 backed up by research?

Yes, the virus can be made un-harmful by soap and water. From the Economist: The outer proteins sit athwart a membrane provided by the cell in which the virion was created. This membrane, made of ...
Mariah's user avatar
  • 171
4 votes

Is the washing hands in order to protect yourself from COVID-19 backed up by research?

There are obvious sufficient data and enough evidence that all virus are transmitted by droplet infection (body contact) and shake hands. Washing hand makes sense as the infection is happening ...
Albrecht Hügli's user avatar
3 votes
Accepted

Are there any issues with missing this hand tendon?

That tendon is attached to palmaris longus muscles, a muscle that some people lack. There are absolutely no functional differences between people that have it and those who don't. Check the wikipedia ...
Variax's user avatar
  • 424
3 votes
Accepted

What might require a hand to be immobilized for a period of time?

Fractures would be a good reason to be fully immobilized in a cast (after the first 5-10 days in a splint to allow swelling to go down) but they usually take at least 4-6 weeks to heal enough to ...
DoctorWhom's user avatar
  • 5,814
2 votes

Does 'Sage Salvia officinalis' help reducing excessive hand sweating (palmar hyperidrosis)?

Salvia is a herbal treatment with a long tradition for this indication. sage leaves The HMPC has classified sage leaves as a traditional herbal medicinal product. ESCOP: internally for ...
LаngLаngС's user avatar
  • 6,897
2 votes

What is the name for an underdeveloped MCP joint in the thumb?

I think you are referring to thumb hypoplasia. Or more specifically thumb hypoplasia Type II. It restricts the movement of the thumb. It is a congenital disorder. The cause is still unknown, maybe ...
Mesentery's user avatar
  • 642
2 votes

Is the washing hands in order to protect yourself from COVID-19 backed up by research?

"Situations Leading to Reduced Effectiveness of Current Hand Hygiene against Infectious Mucus from Influenza Virus-Infected Patients", a study published in "MSphere", compared using "antiseptic hand ...
cowlinator's user avatar
1 vote

Is the washing hands in order to protect yourself from COVID-19 backed up by research?

There is a report from Taiwan where it was described that installing hand wash stations in the emergency department was the only infection control measure which was significantly associated with the ...
Graham Chiu's user avatar
  • 13.3k
1 vote
Accepted

Weakness in a finger (pianist)

Go see an orthopedic surgeon; it's not exactly the most classical story but you might have some form of carpal tunnel syndrome. In most cases in can be effectively treated with rest, painkillers and ...
Gregorio Litenstein's user avatar
1 vote
Accepted

Prophylactic effect of hand sanitizer

Yes, to a degree. Since the stuff we touch will be on our hands and the stuff that's on our hands will be on what we touch. CDC: Quickly reduces number of microbes, but not all Less effective in ...
Pobrecita's user avatar
  • 2,965
1 vote
Accepted

Is there a safe way to increase bones length?

As an adult, no, there's no safe way to lengthen your bones. The epiphyseal plates at the ends of your bones have ossified, so hormonal treatments have nothing to operate on. There is a technique ...
Mark's user avatar
  • 2,056

Only top scored, non community-wiki answers of a minimum length are eligible