What event was added to the Health Science category for 2020-2021?

How do the uv rays cause damage?   what exactly causes the skin to burn;   can you be more specific about this mechanism?   3. how do photosensitive medications increase a person's sensitivity to sunlight and therefore increase their risk of getting burned?     what kind of medications can increase photo-sensitivity, can you think of some examples?

Energy needs, in total kilocalories per day, are greater during than any other time of life. a. childhood b. infancy c. adulthood d. adolescence

Describe an individual healthy weight-management plan. the plan should include specific details about goals, diet, exercise, and evaluative monitoring.