Philip Morris International shows an iQOS electronic cigarette, which heats tobacco sticks but does not burn them. Fabrice Coffrini | AFP | Getty Images The U.S. International Trade Commission ruled Wednesday that Philip Morris International and Altria must stop the sale and import of the Iqos tobacco device. The decision is the result of a […]
Alzheimer’s disease is a degenerative disease of the brain. Alzheimer’s affects the brain’s synapses, which are where information flows from neuron to neuron (1). As it progresses, protein fragments, called beta amyloid, build up outside the neurons (1). Another protein, tau, builds up inside the neurons creating what is known as a tau tangle (1). […]
Travel restrictions are quickly disappearing in Europe, with new announcements coming by the week — and, more recently, by the day. Changes to eliminate Covid-related travel rules gained momentum in January, as a wave of omicron-related infections engulfed the continent. But parts of Europe didn’t wait to act. Citing high vaccination rates and the […]
