Answer:
Skin cancer
Explanation:
Too much unprotected exposure to the sun's ultraviolet (UV) rays can cause skin damage, eye damage, immune system suppression, and skin cancer. Even people in their twenties can develop skin cancer.Long-term skin damage. Even if you don't burn often, extended exposure to UV rays over a lifetime accelerates the aging of your skin. You may start to see more wrinkles, dryness, sagging and a dull, leathery look. Pigment changes known as “age spots” appear, and your skin bruises more easily. Sometimes a sunburn is so bad, your entire body reacts. It's a phenomenon usually called sun poisoning, though it doesn't actually mean you've been poisoned. Sun poisoning is an extreme sunburn that can be accompanied by symptoms like nausea, vomiting, chills, fever, headache, and a general feeling of being sick. You will need sunscreen always !!
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Answer: BMI
Explanation: Body Mass Index is used to determine whether people are at a healthy weight given their height.
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It will also decreased red blood cell development. why? Red blood cells contain a pigmented protein called hemoglobin. Its the hemoglobin (globulin is the protein part) synthesis that will be decreased