There are many types of meditation. The one definition that fits almost all types is..."Consciously directing your attention to alter your state of consciousness."
Listening to music does wonders to alleviate stress. Please note that everyone has different tastes in music. Listen to the music that you feel comfortable.
Drink six (6) glasses of water (1.5 liters) everyday and avoid medicine, tablets, injections, diagnosis,doctor fees, etc.