Apple's Health Kit app has two useful hidden features for Apple Watch users, that may help them monitor the way their body works and improve performance; VO2Max and Heart Rate Variability.
Tight muscles can be caused by a number of thing, however not all muscles are tight in the same way. It is important that you treat them the right way to avoid further damage.
I’ve written a book call “Stickman Rehab” and it is now officially available on Amazon! Treat your frozen shoulder, lower back pain, sciatica and more...
