|
|
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.
Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.
![Zonal wind speeds on Uranus. Shaded areas show the southern collar and its future northern counterpa](https://biology-forums.com/gallery/47/medium_12359_13_01_13_4_49_23.png)
![A typical distillation curve. Heavier molecules evaporate at higher temperatures and contain more ...](https://biology-forums.com/gallery/29/medium_548020_25_05_17_1_36_19_29366542.png)