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.
A deficiency of either B6 or B12 can cause anemia, so these vitamins may be taken to treat this condition, which leads to low energy. Adults ages 19 to 50 need 1.3 milligrams of vitamin B6 daily, while older women need 1.5 milligrams and senior men need 1.7 milligrams.aking too much vitamin B6 can cause nerve damage, but vitamin B12 is safe for most people.