Animals’ ability to adapt their habitats key to survival amid climate change
Birds build nests to keep eggs and baby nestlings warm during cool weather, but also make adjustments in nest insulation in such a way the little ones can keep cool in very hot conditions. Mammals, such as rabbits or groundhogs, sleep or hibernate in underground burrows that provide stable, moderate temperatures and avoid above-ground conditions […]
Medtronic’s Renal Denervation System for Hypertension Splits FDA Panel
A radiofrequency-based renal denervation system for uncontrolled hypertension got a cool reception from FDA advisors who nevertheless left the door open for regulatory approval. On Wednesday, the FDA’s Circulatory System Devices Panel voted 6-7 (with one abstention) that the benefits of the Symplicity Spyral multi-electrode catheter system do not outweigh its risks when used to […]
Does TikTok Push Vaping?
Videos posted on TikTok depicting e-cigarettes mostly make vaping look cool and fun, researchers found. An analysis of 808 videos, selected using hashtags on vaping, indicated that 63% portrayed e-cigarettes in a positive light, whereas only 13% were judged negative; the remaining 24% were considered neutral, according to doctoral student Tianze Sun, of the University […]