l have been diagnosed with hiatus hernia.what is the cure for that

I have a tight chest and extreme gas. I wake up at night with tight chest.Went to Dr who says I have a hiatus hernia…any solutions

Lifestyle changes may help control the signs and symptoms of acid reflux caused by a hiatal hernia.

	    Eat several smaller meals throughout the day rather than a few large meals.

	    Avoid foods that trigger heartburn, such as chocolate, onions, spicy foods, citrus fruits and tomato-based foods.

	    Avoid alcohol.

	    Eat at least two hours before bedtime.

	    Lose weight if you're overweight or obese.

	    Stop smoking.

	    Elevate the head of your bed 6 inches.

	    Do not wear tight clothing around your middle.

	    Avoid activities that cause abdominal strain.

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