Autism spectrum disorder (ASD) is one broad category with three different levels to specify the degree of support a person needs. Until recently, autism was categorized into four types. Before 2013, ...

Kidney stones are solid deposits of minerals that can form in the kidneys, also known as renal calculi. They can be made up of various types of crystals, with the most abundant crystal determining the ...

Spondylitis diseases can also lead to other health complications. All types of spondylitis disease have a few things in common. Here’s what you need to know. All types of spondylitis cause pain and ...

Five years ago, a group of scientists stumbled upon 20,000 pearl octopuses brooding their eggs near the base of an extinct volcano, 80 miles off of the Monterey coast. They had discovered the largest ...