Dr. Alejandro Octavio Roca M.D.

Recommended Articles

• Yawning Scientific Facts: Why Do We Yawn and Is It Contagious?

  What is yawning?Usually, yawning is associated with boredom, fatigue, and tiredness. Yawning is also very common in animals, such as dogs, monkeys, snakes, and carnivores. Yawning is also associated with numerous superstitious beliefs.In humans, yawning is considered as a purposeful non-verbal...

• What Could Uncontrollable Shivering Mean?

  Uncontrollable shivering is characterized by the rapid shifting between muscle relaxation and contraction. It is through these contractions that the body warms itself up when exposed to cold. Shivering is not always accompanied by fever. In some cases, shivering may occur before the onset of...

• Why Am I So Tired?

  Many people find it difficult to describe when they are tired. Some call it exhaustion, while others name it tiredness. Few others may call it fatigue. Fatigue, or tiredness, is a non-specific condition with numerous causes. Fatigue can be either physical or mental, although the two condition are...

• Can Dehydration Cause a Lack of Appetite?

  When a body doesn’t have sufficient fluids, it becomes dehydrated. Although dehydration mostly occurs during warm seasons when people work outdoors and don’t drink plenty of water, it can also happen in various situations and can be very dangerous or even fatal. Dehydration occurs in three...

• Does AZO Work for UTIs?

  What is AZO?AZO is an analgesic that relieves urinary discomfort caused by a urinary tract infection or catheter use. It is a brand name for phenazopyridine hydrochloride. It eases the pain in the urinary tract by soothing the mucous membranes. However, its exact mechanism remains unknown.The active...

• Can Low Levels of Testosterone be the Cause of Your Health Conditions?

  New studies have depicted the link between low levels of testosterone and other health conditions, in men, and how hormone levels are related to the overall health of the individual. Results of the study show that a deficiency in testosterone is linked to several conditions, like obesity, metabolic...