Doctor insights on:
How Does Lactic Acid Interfere With Muscle Contraction
It goes away: They say "pain is just weakness leaving the body". But it's really lactic acidosis building up in the muscles. This occurs as part of the normal metabolism of glucose by your muscle in the absence of oxygen (called anaerobic metabolism). The Lactic Acid clears from the muscles (and your body) with rest, plenty of fluids and appropriate nutrition. ...Read more
It is a body tissue that has the ability to contract. It shortens and generates force. It relaxes and returns to its original length. Muscles move joints, stabilize the body, move air and food through the organs, act as valves for bladder, bowel and other organs. They control movement of the eyes. They help us express ourselves by changing the shape of our ...Read more
No. : Lactic acid is normal products of muscle strong or prolonged activity. It is helpful to have warm pad apply to increase blood circulation to bring the acid away. Muscle relaxer is not work on blood vessels and may have significant side effects, not indicate to use for this purpose. ...Read more
Lactic acidosis: Lactic acid is an end product of "anerobic metabolism". Normally cells use oxygen as a substrate for metabolism however if there is not enough oxygen available cells have an altered metabolic process where the end product is lactic acid Treatment is aimed at restoring normal perfusion. Individuals who exercise can generate lactate but it is rapidly removed due to a healthy cardiovascular system ...Read more
When I'm practicing and I feel depressed or anxious because I'm not doing well suddenly my muscles feels like their full of lactic acid, why?
Practicing what?: Muscles can become fatigued and "full of lactic acid, " resulting in a burning sensation. You don't mention what you're practicing -- is it a sport? A musical instrument? Other? Anxiety can cause physical sensations that become uncomfortable, such as muscle tension, tingling of different parts of the body, heart pounding, shortness of breath, etc. ...Read more
It is already done: Your body removes it as fast as it can, and you cannot do anything to change it. ...Read more
Can you explain to me how athletes can feel less pain of lactic acid, I mean how in detail their muscle adapts to it?
Increased blood flow: Lactic acid comes from anaerobic metabolism (metabolism in the absence of oxygen). Over time, athletes increase their blood supply to muscles thus delivering more oxygen to muscle the decreasing the amount of Lactic Acid build up. Also, the body rids itself of Lactic Acid via the lungs. As they train, athletes become more efficient at "breathing out" lactic acid. ...Read more
No: Lactic acid is a byproduct of anaerobic exercise, that is, vigorous exercise that outpaces the body's ability to supply oxygen to the tissues. It's not dangerous but can be painful; it helps to work the muscles to a gradual stop instead of stopping suddenly. To the best of my knowledge, ssris have no effect on this process. ...Read more
Yes: Yes, it can be.Get a more detailed answer ›
Lactic acid: This is the by product of anaerobic metabolism. Athlete's train very rigorously to both adapt to this and condition so that they get to anaerobic glycolysis later in their sport. Everyone has a different tolerance to the pain that comes from Lactic Acid as well as the level at which it occurs (based on training). The only thing you can do is to do your best in your sport. ...Read more
Can adrenaline rushes cause lactic acid build up? Or cause muscle pain or burning? Had like 10 of them during a poker tournament. Not the same since
Quads and other leg muscles still sore after 3 days (from first workout), what is the best way to get rid of lactic acid build up?
Overdoing workouts: It sounds like you did too much during your first workout. Enthusiasm is great, but you need to go slowly to start. Get some guidance from a trainer as to how to get a workout routine started, make sure you are adequately hydrated and do warm up and cool down stretching. These things should go a long way to prevent your post-workout soreness. ...Read more
Last night I was vomiting very forcefully. Right after that my muscles, particularly my biceps, became very sore. Other muscles to a lesser extent. After 9 hours this is beginning to subside. Is the same type of lactic acid release from the vom?
Yes and no.:
It's a lactic acid response, but not from the vomiting.
When we vomit, we tend to spasm the muscles in our bodies, some more than others.
Chest wall and abdominal muscles are usually the most affected.
If you "held on tight" to something during the episode, your arm muscles can be affected most.
This should clear within 48 hrs. Make sure you are hydrating well (6-7, 8oz glasses daily). ...Read more
Have chronic shingles with severe pain and stiffening of muscles in both legs. Could Valtrex (valacyclovir) be causing a lactic acid problem?
Valtrex (valacyclovir): It is unlikely that Valtrex (valacyclovir) is causing muscular aches. The most common side effects are nausea, headache, vomiting, dizziness, fatigue, rash, depression, and abdominal pain. However, it is known that Valtrex (valacyclovir) can give you joint pain. Shingles, can give you flu like symptoms including muscle pains. I hope you feel better soon. ...Read more
Normal emg/ncv normal CPK normal lactic acid but I have intense burning pain in my arms and legs... With no weakness. Just very bad burning muscle pain?
The symptoms are from the atenolol and if they are from that med you probably have an intolerance to all beta blockers and medication metabolized by cytochrome p450 system in the liver.
Need to stop the meds and check to see if you have enough magnesium in you body you probably need magnesium supplements. ...Read more
The motor: Centers in your brainGet a more detailed answer ›
Voluntary/involuntar: Muscle contraction is voluntary, like when you are picking something up off the table. Muscle spasms are involuntary, and often painful, as they happen wuickly and forcefully for no apparent reason, there are many causes of muscle spasms, if they happen to you often seek medical attention to determine the cause. ...Read more
Sorry: Your question is not understandable. Please repost with the help of someone whose native language is English. ...Read more
Here are some ...: Semen color may change from time to time over life, usually reflecting the frequency of ejaculation; that is entirely expected and carries no meaningful concern to health as long as being asymptomatic and of no concern in fertility. So, what you experienced is what men are supposed to have. More? Ask doc for details timely. ...Read more
EccentricConcentric: When you lower your body to the floor, this is considered an eccentric exercise, where you're applying the load and lengthening the musculotendonous unit as you go down further. When you push away from the floor, this is considered a concentric exercise, as you shorten the musculotendonous unit as the load is applied. ...Read more
No: Concerta is methylphenidate, exactly the same molecule as ritalin. Concerta is formulated to be released into your bloodstream slowly so it lasts for 6 to 8 hours with a steady blood level, whereas Ritalin is absorbed rapidly and your blood level rises to a peak in about two hours and then declines, and is active for a total of about 4 hours. Same medication — same effects. ...Read more
Severe butt pain. I consulted the doctor 2 days ago. He told me it was muscle contraction and gave me a muscadol and a pain killer. Will it work?
Piriformis or SIJ: Are also common causes. Piriformis is a muscle that frequently spasms with improper sitting positions or pelvic imbalance. Sij stands for sacroiliac joint which may become dysfunctional for the above reasons. For sacroiliac joint pain nsaids and manual medicine deliver best results. ...Read more
This usually has to do with the onset of labor. It is a muscular tightening of the uterus. Contractions are timed from beginning to end of hardening of the uterus (duration) and from beginning of one contraction until the beginning of the next (frequency). A third descriptor is intensity or how hard ...Read more
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