Almost every disease displays certain symptoms before it affects you in a full-fledged manner. If you have read the symptoms correctly, timely medication and care would rid you of the disease. Many a times, when you notice a rash on your arms or see your scalp flaking, you tend to ignore it as a common sunburn or dandruff.

Caused by the herpes varicella-zoster virus, chickenpox strikes a lot of people during childhood. Since the introduction of chickenpox vaccine, the incidents of this disease have become low. However, if a person has not been vaccinated against the disease and has never been infected with this virus, they can be susceptible to chickenpox.

Yeast infections occur when there is an overgrowth of yeast, creating an imbalance by increasing the amount of fungus in the vagina. Candidiasis is a prevalent type of yeast infection caused by a yeast called Candida. It causes symptoms like red patches, itching, burning sensation, and swelling. Such yeast infections can make it quite difficult to focus on daily tasks.

The human immunodeficiency virus (HIV) infection can cause a life-threatening disease called acquired immunodeficiency syndrome (AIDS). HIV attacks the immune system, which leaves the body unprotected from other infections. HIV specifically targets CD4 cells. These cells mainly aid the immune system in fighting infections. Early HIV positive symptoms can appear within a few weeks of contracting the virus.