Dr. Wendy H. Walker M.D.

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...

Arthritis is one of the oldest diseases known to humans. Arthritis can affect people and children of all ages. The pain and stiffness of the joints are serious symptoms indicating that the person may have some serious type of arthritis that needs urgent treatment. If the person delays the visit to...

Pleurisy: What Is It?Pleurisy or pleuritis is the inflammation of the membranes that line your lungs and the inside of your chest wall. The pleura are made of two layers – the visceral pleura and the parietal pleura. The visceral pleura line your lungs, and the parietal pleura line the inside of...

Tramadol, sold under the brand name "Ultram" in the United States, is a synthetic opioid analgesic used to manage moderate to moderately-severe pain. It is generally used to relieve pain as that experienced during chronic conditions like arthritis or after surgery. Tramadol Hcl 50 mg also arrives in...

What are night sweats?Night sweats are also called as nocturnal hyperhidrosis, which means excessive sweating during the night. Night sweats are episodes of continuous sweating at night even when the environmental temperature is very cold. Some people may sweat so extensively that they might find...

Causes of Floating PoopOne day, all of a sudden, you notice that you have floating poop. The very next thing that comes to your mind is,  "Why?"Usually, poop sinks to the bottom of the toilet, so you might be wondering why your poop floats. Diet and other contributing factors can cause changes in...