A perfect recipe of circumstances makes downhill skiing doable — though still quite remarkable — for Vonn, even with a torn ...

Adrenaline increases the "alertness" of the nervous system, meaning it's ready to trigger muscle contraction. It also increases the amount of blood flow and changes the tension of the muscles, which, ...

Infectious agents can cause muscle twitching and spasms, too. The most commonly known is probably tetanus, which causes a phenomenon called lockjaw, where the neck and jaw muscles contract to the ...

An estimated 60% of patients with Alzheimer's disease develop epilepsy or subclinical epileptiform activity over the course of the disease. New-onset seizures in cognitively healthy adults also ...

Arm Holdings stock performance has recently detached from that of the broader semiconductors sector, and this will set up the tone for 2026. The company's strong Q2 report was not enough to appease ...

The chip stock was trading up for most of the year but fell late in 2025. According to data from S&P Global Market Intelligence, the stock finished the year down 11%. As you can see from the chart ...

2026 will bring new chips and further software improvements. But competition is heating up too. 2026 will bring new chips and further software improvements. But competition is heating up too. is a ...

Dear Dr. Roach: I have notes from friends at home who are getting their COVID vaccines and high-dose flu shots on the same day in the same arm. They talk about being completely wiped out and the cons ...

Doctoral student Eshwara Prasad Sridhar demonstrates a robot exoskeleton on Thursday, Dec. 4, 2025, at UT Arlington's Research Institute in Fort Worth. Shafkat Anowar / Staff Photographer What if you ...

Arm was founded as a company 35 years ago. It rules mobility and is gaining client share, but the enterprise seems out of reach. The Arm micro-architecture has enjoyed fabulous gains over the past few ...