Seizures that occur in one's frontal lobe can affect memory, problem-solving skills, and one's ability to speak.

Winter increases dry eye syndrome risk; blue light from screens worsens symptoms. Follow the 20-20-20 rule for relief.

Often the cause of purple skin around a bug bite is your body’s reaction to the saliva or venom from the insect. For example, when a mosquito sucks your blood, it injects saliva into your skin. This ...

Rosie is a freelance writer living in London. She has covered everything from ancient Egyptian temples to exciting medical breakthroughs, but she particularly enjoys writing about wildlife ...

The vulva is the outer portion of the female genitals. Irritation of the vulva can cause raw skin, discomfort, and pain. Causes include contact dermatitis and yeast infections. There are several ...

Treatment includes an eye exam and prescription eyeglasses to correct the presbyopia and reduce eye strain. Dehydration can cause headaches, blurred vision, double vision, and tired and strained eyes ...

An engine misfire is when one or more cylinders doesn’t produce power, and there are several possible causes, from a fouled spark plug to a clogged fuel injector or faulty oxygen sensor.

Mr. Edsall contributes a weekly column from Washington, D.C., on politics, demographics and inequality. The declining ability of many boys and men to compete at school and in the workplace has ...