- Launch the Settings app on your iPhone or iPad.
- Tap on Mail, Contacts, Calendars.
- Tap on Add Account... under the Mail section. 
- Tap on Other. 
- Tap on Add Subscribed Calendar under the Other section.
- Paste the link that your Fitness Coach provided into the server location of the calendar. This is the web address that ends in .ics. 
- Enter any username, password, or SSL info you need to. Most times you don't have to with public subscriptions. 
- Tap the Next button.
- Tap the Save button. 
That's it, the subscribed Calendar will now show up in the Calendar app
 
                 

