Catherine Castillo MD

Recommended Articles

• 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...

• E. coli and Urinary Tract Infections

  What is a urinary tract infection?The main function of the urinary system is to get rid of waste, maintain the body’s water balance, and regulate electrolytes. Its function starts with the kidneys, the organ that filter blood to produce urine, which is composed of extra fluid and wastes. Before...

• What Are the Causes of Conjunctivitis?

  What is conjunctivitis?Conjunctivitis, also commonly called as “pink eye”, is an eye infection caused by either bacteria or viruses. You can also develop a "pink eye" if you are exposed to certain allergens that can irritate your eyes. When you have a pink eye, the conjunctiva of your eye is...

• Why Do the Benefits Outweigh the Risks of Circumcision?

  Male circumcision has been a highly debated topic with arguments both for and against it. Various religious and traditional practices across the globe favor circumcision. However, there are also large sections of the population in other parts of the world where circumcision is not recommended by...

• Can Sinusitis Be Caused by Allergies?

  The inflammation of the sinuses found in your forehead, cheekbones, and behind your nose is what is known as sinusitis. Sinusitis can be a short-term inflammation resulting from a bacterial infection after an infection like the common cold. However, sinusitis can also be chronic, resulting from...

• How Long Can Sperm Live?

  Introduction An average man ejaculates 1/2 teaspoon to 1 teaspoon of semen. This small amount of semen contains millions of sperm cells. It only takes one sperm to fertilize an egg, but each sperm has a limited life span, which begins once it leaves a man's body.For a couple trying to have a baby,...