Alert: If you use sun-care products to protect yourself from the sun, then be careful, may it become the cause of cancer?

Sun-care products, such as sunscreen, are generally considered safe and effective in protecting the skin from the harmful effects of the sun. The primary purpose of sunscreens is to prevent sunburn, reduce the risk of skin cancer, and help protect against premature aging caused by UV radiation.

However, it is important to choose sun-care products wisely and use them correctly. Here are some points to consider:

1. Ingredients: Look for sunscreens that contain broad-spectrum protection, which means they shield against both UVA and UVB rays. Common active ingredients in sunscreens include zinc oxide, titanium dioxide, avobenzone, and octinoxate. These ingredients have been extensively tested for safety and are approved by regulatory authorities in many countries.

2. SPF and Application: Select a sunscreen with a sun protection factor (SPF) of 30 or higher. SPF indicates the level of protection against UVB rays, which are primarily responsible for sunburn. Apply sunscreen generously to all exposed skin areas and reapply it every two hours or more frequently if you are sweating or swimming.

3. Allergic Reactions: Some individuals may have allergic reactions or sensitivities to certain sunscreen ingredients. If you have known allergies or sensitivities, it is advisable to read product labels, conduct patch tests, or consult a dermatologist to find the most suitable sunscreen for your skin.

4. Environmental Impact: Some sunscreen formulations contain certain chemicals, such as oxybenzone and octinoxate, which can have negative impacts on coral reefs and marine life when washed off into the water. If you're concerned about environmental effects, look for sunscreens labeled as "reef-friendly" or "ocean-friendly" that use alternative ingredients.

5. Other Protective Measures: While sunscreen is important, it should be used in conjunction with other sun protection measures. Seek shade during peak sun hours, wear protective clothing (e.g., wide-brimmed hats, long-sleeved shirts, and sunglasses), and limit direct sun exposure whenever possible.

Regarding the concern that sun-care products may cause cancer, scientific research has not provided substantial evidence to support this claim. The benefits of using sunscreen to protect against skin cancer outweigh the potential risks associated with sun exposure.

If you have specific concerns about sun-care products or require personalized advice, it's recommended to consult a dermatologist or healthcare professional who can provide guidance based on your individual circumstances.