Many adolescent students sleep less than the recommended duration of 8-10 hours a night. It is unclear; however, whether short night sleep combined with an afternoon nap is as good as having the same amount of sleep continuously during the night without a nap.
An experimental gene therapy for spinal muscular atrophy (SMA) developed by Novartis AG would be worth up to $900,000, according to an independent US nonprofit organization that reviews the value of drugs and medical treatments.
The US Food and Drug Administration said two of the 16 currently used main chemical ingredients in over-the-counter sunscreen products are considered safe, as part of a proposal here aimed at improving the safety and quality of sunscreen products sold without prescription in the United States.
Physicians will be able to predict which of their patients with severe asthma are likely to benefit from treatment with systemic corticosteroids — and which might only suffer their side effects — with help from a dozen clinical variables researchers have identified using machine learning techniques.