Vitamin B12 deficiency can be caused by poor diet or malabsorption, leading to fatigue, muscle weakness, and memory problems.

In a previous blog post, I covered what fatigue is, what happens when we feel fatigued, and why fatigue intuitively seems to contradict how we think of other subjective experiences. In this one, I ...

For athletes across all sports, few experiences are as agonizing as being forced to leave competition with a sudden muscle cramp. These painful, uncontrolled spasms – formally known as ...

As usual, you’ve just woken up from eight hours of sleep, you’ve slipped on your running top and shorts and you’ve laced up your running shoes. But this time, you’re simply not raring to go. Instead, ...

Dehydration may be one cause of muscle cramps, and some evidence suggests that electrolyte imbalances also contribute to them. Muscle cramps are painful, involuntary contractions of the muscles that ...

Heat Cramps Symptoms and Causes: Many times people ignore it, thinking it to be normal fatigue, but this condition can later ...

Lambert-Eaton myasthenic syndrome (LEMS) is a rare autoimmune condition that disrupts communication between nerves and muscles, leading to weakness and fatigue. In LEMS, the signal from the nerve ...