You feed it
There are many methods you can utilize to make hair healthy again. It is important to keep hair properly conditioned and get regular trims to keep the hair healthy. You can also take Biotin supplements which encourage hair growth.
go see a doctor or something
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make your own, and put healthy ingredients in it
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To make soil healthy again, you can add organic matter such as compost or manure to improve soil structure and provide essential nutrients. Rotate crops to prevent nutrient depletion and soil erosion. Avoid overusing chemical fertilizers and pesticides to promote a balanced and diverse soil ecosystem.
It can make you healthy because your running around you get exersize too.
Basically, they check and see if are healthy. If you are not, they give you prescriptions or other suggestions to help you become healthy again.
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Any outbreak of chickenpox creates immunity in a healthy person. A severe outbreak doesn't make a person more immune than a mild outbreak.
plant trees, make a garden, take shorter showers, conserve energy, turn off lights when not in room, car pool, water lawn less etc.