Dr. Vanessa Crystal Costilla M.D.

Bacteria are microorganisms that thrive in the environment, but they are not always harmful. There are a number of vital functions that are performed by bacteria, which are essential for our day-to-day living. However, sometimes, these bacteria may leave harmful strains on or inside our body. When...

What is a vaccine?Vaccines are products that enable a person to develop immunity against certain diseases. A vaccine can be given through needle injections, by aerosol, or by mouth. The polio vaccine is given in the form of mouth drops that contain live but weakened organisms. The vaccine gets into...

IntroductionMedications that help treat hypertension are called antihypertensive drugs, which are divided into different categories. These medications work differently with different side effects. Because there are many antihypertensive drugs available, finding the best medication and treatment plan...

The mumps is a viral infection of the parotid glands, the saliva producing glands present within the cheek in front of the ears. The infection often results in the swelling of the parotid glands. This contagious infection was contained to a large extent after the introduction of the mumps...

Most of us do multitasking on a daily basis just out of habit and also because it makes us feel good, say results from a study. It is a well known fact that multitasking is less productive and affects the performance of a person. The feel-good factor of the multitasking may be the reason why we tend...

A sore throat is simply defined as pain, irritation or itchiness of the throat. A person having a sore throat may have difficulty swallowing foods and liquids. In addition, the pain may be exacerbated when you try to swallow. A sore throat can affect both children and adults. Symptoms of sore...