Dr. Emmanuel Thomas b. Guerrero MD

You may find yourself wondering how to maintain a healthy and slim physique without eliminating snacks. In the past, diet programs often eliminated snacking as the first and fastest way to reduce calories. Today, common knowledge is that snacks don't prevent weight loss if smart choices are made. In...

IntroductionThe human heart is a part of the cardiovascular system that is situated in the middle of the chest between the lungs. Its exact location is slightly positioned to the left and behind the sternum (breastbone). The size of the heart is approximately the size of your fist. Its function...

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...

Malaria is a serious, but preventable disease more commonly found in some tropical and subtropical countries. It is a disease caused by the infection of the parasite Plasmodium, which lives in mosquitoes. Malaria is spread by the bite of an infected mosquito. Many people who travel to places...

As pigmentation cells stop producing the pigment, gray hair is the result. It may also be bleached by the accumulation of hydrogen peroxide, a chemical naturally produced in the body. In most cases, graying occurs by the time an individual is 30-years-old. Most people have gray hair by the time they...

Shingles, or herpes zoster, refers to the painful skin rashes caused by the varicella zoster virus. In this condition, a band of rashes usually appears in a small area on the face or body. This infection is very common in people who have a weak immune system due to various reasons. Older adults are...