TIME
In last week’s Archives of Physical Therapy, Dr. Hans Weisz & associates of the University of Vienna reported that they spread out a frog’s tongue until it was very thin, and kept it in that shape by lacing it to a U-shaped glass rod. This arrangement enabled them to see and prove that ultrashort waves heat only the flesh and do not alter the blood vessels of that part of the body exposed to them, and that the electricity produces no effect other than that of pure heat, an important fact for physiotherapists to know.
More Must-Reads from TIME
- Breaking Down the 2024 Election Calendar
- How Nayib Bukele’s ‘Iron Fist’ Has Transformed El Salvador
- What if Ultra-Processed Foods Aren’t as Bad as You Think?
- How Ukraine Beat Russia in the Battle of the Black Sea
- Long COVID Looks Different in Kids
- How Project 2025 Would Jeopardize Americans’ Health
- What a $129 Frying Pan Says About America’s Eating Habits
- The 32 Most Anticipated Books of Fall 2024
Contact us at letters@time.com