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Questions tagged [healing]

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Looking for research related to burising sensitivity and rate of heeling

Are there studies/data on the potential correlation between how quickly a body heals itself and how prone to bruising the body is? I've been reading that oxygen is needed in the healing: Wounds need ...
Tolure's user avatar
  • 259
-2 votes
1 answer

Can blood vessels be weakend [closed]

Lets say everyday you fall off your bike and your leg starts bleeding at the same spot everytime. Do the bloodvessels at this spot get weakend and if yes, does less blood reach your foot because the ...
b0red's user avatar
  • 9
0 votes
0 answers

Has the human capacity to heal from burns evolved due to actual burns throughout human history?

I just burned myself while cooking, and it occurs to me that although this has happened countless times, my skin always heals itself rather well after burns. In this post I make various assumptions/...
Fiksdal's user avatar
  • 169
3 votes
1 answer

Why is wound contraction very slow?

I am working on mathematical model for healing of dermal wounds. For anyone who's a bit familiar with Physics and Math, for the model I use the Cauchy Momentum Equation as a basis, and from there I ...
user161518's user avatar
6 votes
1 answer

Why do obese people heal more slowly?

I recall an obese patient who was referred to a transplant clinic as his stitch wounds hadn't healed after a year. While there's a myriad of side effects caused by immunosuppressive medication after ...
M.A.R.'s user avatar
  • 573
1 vote
2 answers

Can a brain dead person recover?

Many times I have heard someone having to pull the plug because the patient was declared brain dead before the body healed fully? Why do they pull the plug without first waiting till the body/brain ...
Muze's user avatar
  • 1
13 votes
1 answer

If cells regularly renew, why do we have scars?

Question may sound bit poetic but I have a pretty basic question here: Often we get a minor wound and cells renew and quickly "cover" it. But when we have deeper wounds, often they leave behind scars. ...
Failed Scientist's user avatar
1 vote
0 answers

Does the body have specific mechanisms for healing burns, or is it general purpose stuff?

I burned my thumb lighting sparklers (fireworks) a few nights ago. I've been pleased with how it's healing, and have been especially impressed because it's not a scenario that really could have come ...
adam.baker's user avatar
2 votes
0 answers

Biomedical consensus on human aging and lifespan [closed]

Medical technology is improving quickly. Unless there is a global disaster and human progress is set back significantly, e.g. by an asteroid or a global nuclear war, there will come a day when humans ...
sambajetson's user avatar
1 vote
1 answer

Healing of Skin Superficial Wound

How does the body heal a skin wound without bleeding? I had a wound in which thick layer of skin was gone and which was too painful to touch. I could see the wound secreting clear liquid rather than ...
uncia's user avatar
  • 223
4 votes
0 answers

What are necessary parameters for a tissue scaffold to be biodegradable?`

I am a mechanical engineer with little biological experience, but I have recently been looking at tissue scaffoldings. My current understanding is as follows, but may be flawed. I would appreciate ...
User2341's user avatar
  • 323
1 vote
0 answers

Why does hypergranulation prevent the epithelialization of a wound?

I recently read about how does a wound heals. I read that when the granulation tissue protrudes out of the wound bed (proud flesh), the epithelialization cannot occur because the protruding proud ...
Calmarius's user avatar
  • 136
5 votes
1 answer

Why does a wound itch while it's healing?

During healing of wound (almost in final stage) it begins to itch a lot around wound. I wondering what the reason for this is?
Freddy's user avatar
  • 151
0 votes
0 answers

Is the molecule nitric oxide responsible for healing blood vessels?

Is the molecule nitric oxide responsible for healing blood vessels? How does nitric oxide heal the blood vessels? I watched a documentary about the healing effects of nitric oxide. In the video I saw ...
linuxfreebird's user avatar
3 votes
1 answer

Hydrogen Peroxide on Open Wounds

I know that H2O2 is a chemical with high oxidative potential. It can deliver nascent oxygen which can destroy bacteria. I understand that open wounds have cells that are dividing at a fast rate to ...
One Face's user avatar
  • 3,082
26 votes
3 answers

What limits our healing speed?

Our bodies can repair quite a number of injuries very well. However, it takes time. For larger wounds, complete recovery can last many weeks. Why is this time so long, what is the most important ...
vsz's user avatar
  • 1,086
6 votes
1 answer

Why do some cuts leave scars, while others do not?

Last year I got a moderately-deep cut on my finger, and it left a scar. Six months later, the scar is still there. On the other hand, I've had lots of other cuts on my fingers, though none have left ...
HDE 226868's user avatar
  • 1,405
2 votes
1 answer

Kinesiology Tape Benefits

Recently, kinesiology tape has become popular, especially in CrossFit. I have also noted its' use in the NFL, and I want to say Tennis as well. What beneficial effects does this tape offer our bodies ...
OverMind's user avatar
  • 123
5 votes
1 answer

Lost Ability to Regenerate Body Parts during the Transition from Amphibians to Mammals

Why have higher-order animals lost the ability to regenerate body parts during evolution? Wouldn't it be better for survival? What is the evolutionary theory behind it?
Devashish Das's user avatar
6 votes
1 answer

Healing rate of cut while suffering from a cold

I recently cut my finger fairly deeply with a box cutter and had to have it stitched. During the healing process I contracted a strong cold/mild flu (a sore throat and runny nose with a high fever, ...
David John Welsh's user avatar
8 votes
3 answers

Why Do Healing Wounds Feel Warmer To The Touch?

I fell over on my bicycle trying to avoid running over a rattlesnake, and ended up badly skinning my knee. It immediately began to bleed, but soon clotted. It has been 2 days now and it has formed a ...
kittycat's user avatar
  • 1,201
10 votes
2 answers

Do teeth have the capacity to heal?

Could a cavity in a human tooth "heal over" or possibly fill back in?
Randy's user avatar
  • 221
10 votes
5 answers

Why is the human body able to repair a broken bone and not a heart muscle?

The human body can repair skin/organ laceration, fractures, even repair nerves - albeit the duration and rate of recovery differ. Why can the heart muscles not repair themselves?
Everyone's user avatar
  • 3,863