Dr. Leland Jarnigan Lancaster M.D.

What is Mononucleosis?Mononucleosis (also known as mono) is a disease that usually arises from the Epstein-Barr virus and is spread through a person's saliva and other bodily fluids. The length and severity of this illness both differ from one person to another. Most people suffering from from mono...

The military diet is a diet pattern intended to help you lose weight. You will have to engage in a 3-day restrictive diet followed by 4 days of the normal diet, and repeat the cycle again. It is considered an extreme diet because it is a systematic guide with plenty of food restrictions. The focus...

Decubitus ulcers or pressure ulcers, more commonly known as bedsores, are open wounds on your skin due to the prolonged pressure applied to the area. These ulcers occur mostly over the bony prominences such as the hips, tailbone, ankle, and heels. Bedsores are a frequent condition experienced by...

Lymph nodes play an important role in filtering antigens from the extracellular fluid. They are ideal organs for accepting antigens that gain access through the skin and gastrointestinal tract. Lymph nodes are considered to have high concentrations of antigen-presenting cells and lymphocytes.The...

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...

What is Zika virus?Zika virus (Flavivirus) isn`t a new virus, initially, it was found in Uganda and called after the place where the virus was first detected- Zika forest (1947). It is a mosquito-borne virus, which is transmitted from a particular species of infected insects (Aedes), the aggressive...