What Is Erectile Dysfunction? Erectile dysfunction is the condition in which a man is unable to maintain an erection of the penis that is sufficient for sexual intercourse. It is also known as impotence.  In some people erectile dysfunction occurs only in certain situations. A person may be able to ...

What Are Blood Blisters? Blood blisters are blisters or bumps which are filled with blood rather than fluids. These blisters look like reddish bubbles on the skin. They are developed by the rupture of blood vessels underneath the surface of the skin. When the blood vessels and tissues of the ...

What Are Allergies? Allergy is an exaggerated response of our immune system to any foreign substance such as pollen, pet dander, dust, food etc. Our immune system produces antibodies to fight against unwanted invaders which cause diseases or infections. When the body comes into contact with allergens the reaction of ...