First of all, explain the differences.
1, Health: Health refers to a person's physical (or mental) condition, health and medical treatment.
For example: caffeine? Is it? Not good? For what? Yours Healthy. ?
Caffeine is harmful to human health.
2.healthy:healthy means healthy, robust and beneficial to health.
Example: her? Had it? Answer? Normal? Pregnant? And then what? Delivery? Answer? Healthy? Kid. ?
She was pregnant normally and gave birth to a healthy child.
3. Healthy: Healthy means healthy.
For example: we? Should? Eat? That? Food? Healthy. ?
We should eat food healthily.
Second, the usage is different.
1, health: health indicates status.
2.healthy:healthy modifies nouns as attributes and also as predicative.
3. Healthy: Healthy modification of verbs as adverbials.
Third, the parts of speech are different.
1, health: health as a noun.
2. Healthy: healthy as an adjective.
3. Healthy: Healthy as an adverb.