âTennis players often have problems with their knees, ankles, shoulders, hips, and wrists, so they really need to spend some time on those areas to get the tension out.â. This means that youâll be more likely to keep on truckinâ if you practice your poses off the court.
Normal value ranges for vitamin B12 vary slightly among different laboratories and can range anywhere between 200 to 900 pg/mL. The general consensus is values less than 200 pg/mL constitute a B12 deficiency.
MMA is usually ordered, sometimes along with a homocysteine test, when a vitamin B12 test result is in the lower portion of the normal range, especially when a person has symptoms associated with B12 deficiency.Signs and symptoms of B12 deficiency may include:1  Diarrhea.2  Dizziness. 3  Fatigue, muscle weakness.MA is usually ordered, sometimes along with a homocysteine test, when a vitamin B12 test result is in the lower portion of the normal range, especially when a person has symptoms associated with B12 deficiency. Signs and symptoms of B12 deficiency may include: 1  Diarrhea. 2  Dizziness. 3  Fatigue, muscle weakness.