Can you Keep a Low Hot Tub Temperature?

From Swim University

Some of the hardest questions to ask are sometimes the most obvious.  In the case of hot tub temperature, most people are used to asking about the upper limit of the range when inquiring about temps.  This post from Matt Giovanisci from Swim University addresses the opposite end of the spectrum:  What happens if I keep my hot tub temperature lower than recommended?

Here is an excerpt from the post: