The Best Multi-Purpose Nose Hair Trimmer: Philips Norelco Multigroom 9000 Series, $90 $80 The Best Rechargeable Nose Hair Trimmer: Manscaped Weed Whacker 2.0, $40 ...

A head cold, or common cold, is a viral infection of the nose and throat. It is usually a mild illness, and involves symptoms in the head, such as a stuffed, runny nose and watery eyes. According ...

Bronchitis is an infection of the tubes that lead to the lungs. It can be acute or chronic. Symptoms include a cough and wheezing. Smoking is a major risk factor. Find out more.

CT and MRI scans produce detailed images of the body. Learn the details and differences between CT scans and MRIs, and benefits and risks of each.