♀? go for a walk
Walking is the best exercise to enhance cardiovascular function. Walking can keep you healthy without spraining your knees and ankles. You can go almost anywhere. You don't need any equipment except a pair of shoes that fit you. It's safe to walk during pregnancy.
♀? yoga
Yoga can keep your muscles tense, make your body more flexible and have little joint stress. But you may need to take a walk or swim several times a week while practicing yoga to strengthen your heart.
♀? Stretching exercise
Stretching can keep the body flexible and relaxed and prevent muscle strain. You can combine stretching exercise with exercise to enhance cardiovascular function, so that the body can get comprehensive exercise.
Early pregnancy nursing
Don't touch alcohol and tobacco, brush your teeth frequently, deal with vomiting and loss of appetite, eat less and eat more meals.