Low vitamin D levels can cause muscle weakness, cramps and bone pain. You'll generally feel muscle weakness in your upper ...

Learn how to spot vitamin B12 deficiency symptoms early and find the best ways to incorporate it into your daily routine.

High ammonia levels are toxic and cause symptoms such as headache, confusion, disorientation, excessive sleepiness, and difficulty concentrating. These symptoms reflect ammonia’s dangerous effect on ...

You may be more likely to have noticeable symptoms if you have high cortisol levels for a long time. One of cortisol's jobs is to regulate your metabolism. High cortisol levels can disrupt your ...

Because the symptoms of vitamin B12 are hard to pinpoint a diagnosis can take years, leading to complications for patients. Knowing what to search for is a good first step. In the UK, the condition is ...

Neurological symptoms of Vitamin B12 deficiency may be irreversible ... Homocysteine is an amino acid created from the breakdown of protein. High levels of this amino acid is a risk factor ...

A person who has the type of anemia with B12 deficiency and low B12 levels (called "megaloblastic anemia" with unusual white ...

Dear M.P.: Pernicious anemia (PA) is an autoimmune disease where the body destroys the cells in the stomach that make ...

Signs Your Blood Sugar Levels ... high blood sugar, your cells may not be getting the energy they need. This can trigger constant hunger as your body tries to compensate. Recognizing the symptoms ...

Diabetes is a condition when your blood sugar levels tend to remain ... at some of the signs and symptoms of diabetes that you can spot in your hands and feet. High blood sugar can cause ...