Dr. Jose F Herrera M.D.

What is atherosclerosis?Atherosclerosis is also known as arteriosclerotic vascular disease or ASVD. It is a particular type of arteriosclerosis in which an artery wall gets thickened as an effect of attack and accumulation of white blood cells and rupture of the intimal smooth muscle cell producing...

IntroductionOrthopnea is the medical term used when referring to the occurrence of dyspnea (shortness of breath) when you are lying flat. This symptom is often a sign of heart failure. However, orthopnea can also be due to other health conditions. Dyspnea (shortness of breath) is not the same with...

Our ear consists of three parts: the outer ear, the middle ear, and the inner ear. Infections can occur in any part of the ear, but middle ear infections are the most common. The middle ear is the part of your ear located between your eardrums and inner ear. It is the air-filled space that contains...

IntroductionNicotine is an alkaloid stimulant that comes from the nightshade family of plants, particularly from the leaves of tobacco. The type of nicotine found in tobacco plants is called Nicotiana tabacum. Nicotine can also be synthetically produced. Thousands of chemicals are contained in...

Lower back pain is a common problem experienced by most people at some point during their lifetime. There are several causes for lower back pain with sciatica, and the intensity of pain can range from dull to quite severe. Men and women are equally affected by this condition. Most cases of back pain...

Lactose intolerance has gained a lot of prominence in recent years. The common symptoms of lactose intolerance like bloating, flatulence, discomfort, and diarrhea can often mimic the symptoms of many other medical conditions. There is often a tendency to self-diagnose when observing these symptoms....