The tax law has allowed various methods of depreciation over the years. The Tax Reform Act of 1986 changed the Accelerated Cost Recovery System (ACRS) that was used before, to the Modified Accelerated Cost Recovery System (MACRS), which extended the useful life of assets over the ACRS system.
2. Chronic Fatigue. Chronic fatigue is caused by Vitamin B12 deficiency and is a persistent feeling of tiredness and weakness in the body. 3. Weight Loss. Weight loss occurs when the body does not have adequate amounts of B12.
1 Vitamin C deficiency anemia. 2  Vitamin C deficiency can develop if you don't get enough vitamin C from the foods you eat. 3  Vitamin C deficiency is also possible if something impairs your ability to absorb vitamin C from food. 4  For instance, smoking impairs your body's ability to absorb vitamin C.itamin B-12 deficiency anemia caused by a lack of intrinsic factor is called pernicious anemia. 1  Vitamin C deficiency anemia. 2  Vitamin C deficiency can develop if you don't get enough vitamin C from the foods you eat.