Arms may ache for a variety of reasons, such as, Diabetes, neuropathy,vitamin deficiencies, trauma- physical/thermal/chemical, inflammation, bad posture, accumulation of metabolites like lactic acid etc.
If you are an inveterate computer user, or use a typewriter often, your arms may ache.
My 11 yr old said this morning she gets a ache in her head and it goes away.It's happened three times in the last 2 months. She wears handbands or could it be a muscle ache?
Dehydration.
Lactic acid causes muscles to ache
No, the acid causes more of a stomach ache.
It is a sign you are tiring or need to rest.
Sex
Yes, it happens to many pregnant women.
Your legs ache at night because during the day your leg muscles have been put to work allot
Body and muscle aches are common symptoms of colds and flu. However, if it is always your hips and legs that ache (typically the aches from these viruses are more generally located and vary in each episode of infection) it should be discussed with your health care professional to determine if the viruses are causing it or if something else is at play.
Once the veins have become varicose, the legs can start to ache.
To "diffuse" something means to "spread it out". Therefore, to say that someone's "legs ache diffusely" would mean that the pain is spread out through her legs, rather than only in one area. "Diffusely" would be another way of saying "all over".
Lactic acid makes your muscles sore. Its the product of glycolisis, which your body uses to create energy in the absence of oxygen.