There are several reasons for a rash on the hand, the most common of which is that it can be a sign of a nickel allergy, sometimes turning into fluid-filled blisters. Nickel is found in rings, watches, cell phones, and sometimes even in foods such as: Cashews, cocoa, soy, licorice, and buckwheat. People with eczema are more likely to have an allergic reaction when exposed to nickel. In this case, a dermatologist should be consulted.   Change in the shape of the fingers What is meant here is that you notice a change in the nail area and the surrounding…

Scientists have just discovered a new blood type called “negative guada,” the rarest of the 48 known blood types. Through an exceptionally routine blood test, French researchers have identified the world’s newest and rarest blood type. The only known carrier so far is a woman from Guadeloupe, whose blood is so unique that doctors have not been able to find a single compatible donor. So what are the details?   Rare blood type The discovery of the 48th recognized blood type, called “guada-negative,” began when the woman’s blood plasma reacted to every sample from potential donors tested, including samples from…

Whether you enjoy tea, coffee, or any other beverage at any time of day, hot liquids can provide comfort, especially during the colder months. But the hot liquids you drink while they’re still very hot have been linked to esophageal cancer, according to various scientific studies. Find out more in the following article.   What is the link between hot liquids and cancer? There is no evidence for a link between hot liquids and throat cancer, and the evidence for a link between hot liquids and stomach cancer is unclear. But there is a link between hot liquids and esophageal…