There’s a connection between post-traumatic stress disorder and the onset of mild cognitive impairment in 9/11 responders who were at the World Trade Center, a new study of 1,800 workers shows.

A test called CT lung cancer screening could save the lives of tens of thousands of American smokers and former smokers every year, but only only 4% of those eligible are getting it.

Falling asleep is a bit like flicking off a light switch. One moment we are awake, but then the switch is flicked and we fall asleep.

Physicians often fail to discuss healthy lifestyle changes with cancer survivors, according to a new study.

Married people are less likely to experience dementia as they age, according to new research.

Advanced brain imaging reveals how exposure in the womb to organophosphates changes brain activity in teenagers, a new study shows.

African-Americans with severe depression are more likely to be misdiagnosed as having schizophrenia, according to a new study.

Nearly all of us feel a little blue or a little down every now and then. It happens. Occasional temporary feelings of sadness are a natural part of life. However if you frequently feel this way, or if the feelings are excessive, you may be suffering from depression.

Chronic pain – acute pain that lasts for longer than three months – affects around one in five people in Europe.

Alcoholic drinks should all carry calorie counts according to a leading UK public health doctor writing in the BMJ today, because of their contribution to obesity.

AreMelanoma skin cancer is the fifth most common cancer – with 16,000 cases diagnosed and 2,400 deaths every year in the UK.

The idea of seeing a loved one decline and lose their ability to recall their most treasured memories is devastating.

Viruses are mostly known for their aggressive and infectious nature. It’s true, most viruses have a pathogenic relationship with their hosts – meaning they cause diseases ranging from a mild cold to serious conditions.

People with type 2 diabetes are at a higher risk of getting cardiovascular diseases, including heart attack and stroke

Melanoma is a potentially deadly form of skin cancer linked to overexposure to ultraviolet (UV) rays from the sun.

Many pregnant women find themselves waking up in the middle of night to go the bathroom (for the third time) or struggling to find a comfortable sleep position.

Fainting, also known as syncope, is the sudden loss of consciousness. In most cases, fainting is not dangerous — unless it is complicated by a fall or other injury — and the person recovers quickly.

Despite risks and no clear benefits, doctors are increasingly likely to recommend antihistamines for children under the age of 12 who have a cold, according to a new study.

Researchers have sequenced the genome of an animal that carries the bacteria that cause Lyme disease. It’s not a tick, but the white-footed mouse.

Dry, moist, productive, hacking, chesty, whooping, barking, throaty. These are just some of the terms people use to describe their cough.