Vocabulary Unit 1: Fitness Alternatives

breath - humans can't breath underwater but fish can
cardio - the strength of your heart (physical, not romantic)
enjoy - appreciate
fit - in shape, healthy
improve - make better, pass from B to B+
strength - when you are strong, you have strength
health - to be in good health, you must eat vegetables, sleep enough, do physical activity, etc.
heart - organ that pumps the blood, the symbol of love
heat - when you feel heat, it's hot
throw - you can throw a ball, a paper airplane, etc.
warm-up - what you do before starting a physical activity
weather - It can be cold, hot, sunny, rainy...
wheel - a bicycle has 2 wheels, a car has 4 wheels