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Unanswered Questions

1,766 questions with no upvoted or accepted answers
9
votes
1answer
154 views

Antidepressant response post MAOI tachyphylaxis

In 'Listening to Prozac' (Pg. 305) Kramer notes that once monoamine oxidase inhibitors (MAOIs) poop-out, depressed patients are often unresponsive to subsequent pharmacological interventions (and in ...
8
votes
0answers
61 views

Can health be improved by viewing pictures or videos of nature on the computer?

This Is Your Brain on Nature, Story by Florence Williams, January 2016 ed. National Geographic Magazine (published online 2015/12/8) Measurements of stress hormones, respiration, heart rate, ...
8
votes
1answer
1k views

What are the cures for gray hair?

As we know hair turns gray or white hair due to a lack of pigmentation and melanin. This article and study from 2006 and 2013 suggest that accumulation of H2O2 is due to oxidative stress which can ...
7
votes
0answers
89 views

What are the official eye colors?

In reading the wikipedia article on eye color, I noticed that the colors listed there seemed a bit arbitrary. Tangentially, I know that even the words we use today to recognize colors are neither old ...
7
votes
0answers
111 views

Is the blue light emitted by computer monitors deleterious for the human eyes?

Is the blue light emitted by computer monitors deleterious for the human eyes? By deleterious, I mean irreversible damage. I read some conflicting information: http://www.drweil.com/health-wellness/...
7
votes
1answer
64 views

Subconcussive brain trauma

I believe American football and boxing are proven to cause brain damage. I would consider it severe and life changing. But does punching a heavy bag cause subtler brain damage? Maybe wrestling, ...
7
votes
1answer
35 views

Is a drug holiday off bisphosphonate therapy a valid strategy in the management of osteoporosis?

The most commonly prescribed treatment for osteoporosis is bisphosphonate therapy eg. Alendronate and Zolendronic Acid (by infusion). It's a common practice to stop therapy after 5 years, and then ...
6
votes
0answers
29 views

Skeletal muscle injury causes hypertrophy or atrophy?

In the following diagram from Love Bailey textbook I see that injury causes decrease in hypertrophy due to decrease in expression of IGF-1.( Love bailey has taken skeletal muscle model) But in ...
6
votes
0answers
173 views

Could rectal prolapse and bloody masturbation in 4 year-old happen absent abuse?

Disclaimer: I'm trying to find out more about some symptoms that could be signs of child sexual abuse - or could be naturally occuring. The case that brings the questions up has been reported to all ...
6
votes
0answers
32 views

How low can you go?

If the thyroid gland just completely stopped working and it went untreated, how long would it take for your thyroid hormones to get to dangerously low levels? At what point does Myxedema Coma occur?
6
votes
0answers
57 views

How scientists determine how much sleep every particular individual needs?

Is it determined the same way as "healthy" weight? Someone told me that for weight, they do it by measuring a large number of people and see who gets sick and who doesn't and correlate that weight. ...
6
votes
0answers
68 views

What's caused by the chemicals, and what's caused by the smoke

The great many downsides of smoking are certainly well-documented by now (to say the least), but something I've struggled to find an answer to is the following: When looking at health risks of ...
6
votes
0answers
135 views

cigarette vs exhaust gas

People always associate pollution to cars, but as a frequent biker, I don't really smell anything from exhaust pipes for all 'recent' cars. When a car passes me, I can always know by the smell if ...
6
votes
0answers
35 views

Anaesthesia and sleep

Having had two surgeries under general anaesthesia recently, I have been wondering... Being under general anaesthesia is physiologically not the same as sleeping. Sleep is needed in humans for ...
6
votes
0answers
194 views

How likely is a person to develop permanent health issues if he/she is sensitive to and continuously exposed to marijuana fumes?

I'm a 29 year old male, I live in an apartment, and the tenant above me is smoking a lot of marijuana every day and has been doing so for the last three months**. The fumes are entering my apartment ...

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