Two-factor authentication. When elements representing two factors are required for authentication, the term two-factor authentication is applied â e.g. a bankcard (something the user has) and a PIN (something the user knows).
A body rub is a combination of pressures, tensions, motions and vibrations, performed manually or with mechanical devices. The various oils, lotions and liniments used during a massage are also referred to as body rub. These include grape seed or coconut oil, nut oils and mustard oil.
1 Heat cramps are the painful tightening of muscles in your stomach, arms, or legs. 2  Cramps can result from hard work or exercise. 3  While your body temperature and pulse usually stay normal during heat cramps, your skin may feel moist and cool. 4  These cramps are a sign that you are too hot. 5  Find a way to cool your body down. Cramps can result from hard work or exercise. 2  While your body temperature and pulse usually stay normal during heat cramps, your skin may feel moist and cool. 3  These cramps are a sign that you are too hot. 4  Find a way to cool your body down.