I f you mean space, that has been defined in many ways, 60 miles, 62 miles, 80 miles, 100 miles. For â¦ that answer you need to specify what you really need to know. Like where is there no more air, what is the International definition of the beginning of space.
If the level is not quite right, the doctor can easily work out from the blood test what the dose should be. Lithium blood tests need to be taken at least 12 hours after the last dose of lithium to make sure the test is reliable. Any time a change is made in the dose, the level has to be checked about five days later.
Lithium is a salt and acts like other salts (such as sodium) in the body. Any change in the balance between body salts and liquids (mostly water) in the body can change the amount of lithium in the blood. Lithium blood levels need to be kept within a safe range. High levels can cause serious side effects, even death. Low levels can cause symptoms of mania or depression.