Dr. Steven L Weinreb MD

IntroductionCyanosis is the medical term for a bluish discoloration of the skin, nails, toes, and mucous membranes. It is generally caused by low levels of oxygen in the blood. Normally, blood appears bright red when it is fully oxygenated. However, when blood does not have enough oxygen, it turns...

Hepatitis A is a liver disease caused by a virus of the same name. Hepatitis A is one of the different types of virus that affects the liver and results in inflammation. The disease may be mild to severe, affecting the functioning of the liver. In mild cases, no special treatment is required and the...

The vulva is the external part of the female genitalia, which includes the skin between the anus and the vagina, and the lips of the vagina. An itchy vulva is medically called pruritus vulvae. It is normal for women to experience a slight vulvar itch, but if you have an uncomfortable and persistent...

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...

Normally one loses up to 100 strands of hair per day, which is completely normal. Many people lose their hair as they grow older, which is not meant to be alarming. In most cases, losing a few strands here and there may not make a noticeable difference in the scalp.There are different types of hair...

What is shivering?Exposure to cold or rapid shifts in temperature usually causes uncontrollable shivering. However, many other possible causes can cause shivering or chills. An uncontrollable shivering that persists for a longer time may indicate an underlying illness that requires immediate medical...