Rucksack Paralysis can be permanent
DALLAS, Sept. 9 (UPI) -- Good students lug around books and while they may get good grades they may also get back strain and nerve damage, a U.S. spine specialist says.
Nerve injury - United States - Health - Conditions and Diseases - Neurological Disorders (Source: Health News - UPI.com)
Why Chromosomes Never Tie Their Shoelaces
In the latest issue of the journal Nature, Miguel Godinho Ferreira, Principal Investigator at the Instituto Gulbenkian de Ciência (IGC) in Portugal, lead a team of researchers to shed light on a paradox that has puzzled biologists since the discovery of telomeres, the protective tips of chromosomes: while broken chromosome ends generated by DNA damage (such as radiation or cigarette smoke) are quickly joined together, telomeres are never tied to each other, thus allowing for the correct segregation of the genetic material into all cells in our body... (Source: Health News from Medical News Today)
