Benjamin Franklin was known to take "air baths" on a regular basis.  During this time, he would spend up to an hour reading or writing in his house completely naked.
Historical Facts

Benjamin Franklin was known to take "air baths" on a regular basis. During this time, he would spend up to an hour reading or writing in his house completely naked.

Benjamin Franklin was known to take "air baths" on a regular basis. During this time, he would spend up to an hour reading or writing in his house completely naked.