Dr. Nisha Viswanathan M.D.

Humans have approximately 60 percent of water in the body. Even if 1.5-2 percent of that water is lost, mild dehydration will start, which can lead to severe dehydration requiring immediate medical attention. Because your mood, energy level, and coordination deteriorate with the loss of body fluids,...

When a body doesn’t have sufficient fluids, it becomes dehydrated. Although dehydration mostly occurs during warm seasons when people work outdoors and don’t drink plenty of water, it can also happen in various situations and can be very dangerous or even fatal. Dehydration occurs in three...

Contagious yawning among total strangers is very rare, according to a new study. People are more likely to yawn when they see somebody yawning, if the other person is family member or friend. A recent study shows that yawning is a sign of social empathy and emotional bonds between family and...

According to a new study, mothers who breastfeed sleep the same amount as mothers who feed their babies with infant formula. Women who breastfed their children got as much sleep during the night as women who fed their babies with formula and breastfeeding moms were any more exhausted compared to...

Atarax Atarax is a prescription medication that belongs to the class of antihistamines. This drug blocks histamine, which is a chemical produced during an allergic reaction. The activity taking place in the central nervous system is also reduced when this drug is taken. Atarax is also used as a...

What is encephalitis?Encephalitis means inflammation of the brain. Fever, headache, and joint pain are often experienced in the early stages of encephalitis. Other severe symptoms may develop over some days or hours. They include personality changes, seizures, disorientation, confusion, or...