1. Open the Phone or Contacts app: 2. Select a contact, then tap the Share Contact button toward the bottom of the screen: 3. Select Mail or Message (text message): 4. Choose your recipient(s), then tap Send: 5. When your recipient receives the vCard, it will look something like this: Now all the recipient has to do, if on an iPhone, is tap the card to add all the contactâs details to their iPhone as well.
A typical person will lose minimally two to maximally four liters of water per day under ordinary conditions, and more in hot, dry, or cold weather. Four to six liters of water or other liquids are generally required each day in the wilderness to avoid dehydration and to keep the body functioning properly.
Eight,  8 oz. glasses of water a day: itâs a rule thatâs been burned into our brains for years as the ideal amount of fluid to drink each day. Yet no matter how many times experts say that's not quite accurate, many still believe 8x8 is the magic amount. The truth: How much water you should drink each day really, truly depends on the person, Robert A. Huggins, PhD, of the University of Connecticut explained to Health.