Joan N. Medina M.D.

Recommended Articles

• 5 Tips on Living with Lung Cancer

  Lung cancer, also known as lung carcinoma, is a malignant lung tumor depicted by uncontrolled cell growth in tissues of the lung. If left untreated, this growth can spread beyond the lung by the process of metastasis into nearby tissue or other parts of the body.The following are 5 tips on...

• What Causes Endometriosis? Is It Endometriosis or Just My Period?

  Many women have a difficult time during their periods, and sometimes, some may confuse painful symptoms they are experiencing for simply being part and parcel of women's normal menstrual woes without suspecting that the symptoms might be due to an aggressive form of endometriosis. Endometriosis can...

• Understanding Chlorophyll and Its Amazing Health Benefits

  You might have heard about chlorophyll at some point in your life--everyone who has gone to school has been told by their science teacher about how plants make their own food from sunlight. However, not everyone knows that the green substance commonly for imparting the color green to plants actually...

• Is Sinusitis Preventable?

  One of the leading reasons why individuals visit their doctors is sinus pain. According to research, approximately 37 million American citizens get symptoms for sinusitis like thick nasal discharge, sinus pain, and nasal congestion. That figure is on the rise due to an increase in pollutants and...

• What is Degenerative Disc Disease?

  Degenerative disc disease is characterized by the breakdown of the intervertebral discs — the soft discs that act as shock absorbers and provide flexibility to the spine. This condition is not a disease, but it is a common change that occurs with age. It is a common age-related change in which...

• What Is the Purpose of the Hormone Prolactin?

  What is prolactin?Prolactin or luteotropic hormone (LTH) is a peptide hormone, which promotes milk secretion in female mammals. This hormone also plays a significant role in pancreatic development, immune system regulation, and metabolism. When women become pregnant, their prolactin levels increase...