For example , Mars' low gravity - only about 3/8ths Earth's gravity - would definitely tend to reduce sore muscles and fall-related injuries.
(- only about 3/8ths Earth's gravity; would definitely tend; to reduce sore muscles and fall-related injuries) (low gravity; to reduce; sore muscles and fall-related injuries)
- only about 3/8ths Earth's gravity low gravity
would definitely tend to reduce
to reduce sore muscles and fall-related injuries
sore muscles and fall-related injuries