Sun Protection Factor

Sun protection factor or SPF of sunscreen lotion is how effective the lotion is in protecting you from the harmful effects of the sun's ultraviolet rays. For example, applying a sunscreen with SPF 15 will protect you from the sun for 150 minutes, if usually, it takes only 10 minutes to burn under the sun.

Recently Answered Questions Recently Answered Questions

All the answers published in this website are written by Verified medical doctors, therapists and health experts. The Content has been moderated by iCliniq medical review team before publication. Post your medical clarifications on iCliniq by choosing the right specialty and get them answered. Your medical queries will be answered 24/7 by top doctors from iCliniq.

I have a combination skin type and want to know which sunscreen would work for me?

Query: Hi doctor,I am planning to use sunscreen. I am 18 years old and have not yet exposed my skin to any chemical products. I have combination skin. Would there be any consequences like acne breakout or pore enlargement if I suddenly start using these products? I have no idea about what to use either.Ple...  Read Full »


Dr. Kumari Monalisa

Answer: Hi, Welcome to icliniq.com. There are varieties of sunscreen available in the market, based on the skin type. For normal skin types, you can use Solasafe SPF 50 and Rivela SPF 50. You need not worry about acne or any other significant issue with these products. You might feel some dryness that...  Read Full »

Why does my sister suffer skin rashes and itching whenever she goes out in the sun?

Query: Hi doctor, My sister is suffering from skin rashes. It comes and goes. Whenever she goes out in sunlight, the parts of the skin exposed to the sun are turning red and start itching. It disappears after a couple of hours. When we did blood test, IgE level is 220 IU/mL. What is the problem? Can this ...  Read Full »


Dr. Atishay Bukharia

Answer: Hi, Welcome to icliniq.com. Your sister might be suffering from photoallergic dermatitis. Please send the photographs of the lesion for confirmation of diagnosis and treatment. Serum IgE is a little bit raised and again indicates an allergic response to sunlight. For further information cons...  Read Full »

Being appointed as a cop, I fear skin cancer as I will be working under the sun all day. Kindly help.

Query: Hello doctor,I have been appointed as a cop. I am happy, but I am in an increased state of panic. As I will be working under the sun all day, I fear skin cancer. Are there any tips to avoid skin cancer even though I am exposed to the sun for the whole day? What are the preventive measures to follow?...  Read Full »


Dr. Nidhin Varghese

Answer: Hello, Welcome to icliniq.com. I suggest you use a good sunscreen with an SPF (sun protection factor) of 50. You can use vitamin C and Niacinamide based serums at night.  Read Full »

Is dryness in the face a symptom of HIV?

Query: Hello doctor,I had protected sex with a commercial sex worker two years back; that was my first and last time having sex. The intercourse lasted for around half an hour with a protected oral blow job and vaginal sex. After sex, I tied the condom to confirm if it had tears and it was intact. I consul...  Read Full »


Dr. Dhepe Snehal Laul

Answer: Hello, Welcome to icliniq.com. Firstly, you can stay assured that the dryness in your cheeks is not related to HIV (human immunodeficiency virus). I suggest you use the following products to help with the dryness; 1) Wash your face using a mild cleanser twice a day for 20 days. 2) Apply photost...  Read Full »

Please suggest ways to protect me from sunlight.

Query: Hi doctor, Two years back during my holidays, I developed a large rash over the whole of my legs. It was described as petechiae when I got back to my native. The infection had got into my blood stream and my white blood cell count was extremely high. It took some time for it to return to normal. I a...  Read Full »


Dr. Geetha Priyadarsini Kamminana

Answer: Hi, Welcome to icliniq.com. The problem quoted by you as a petechia with blood stream infection and increased white blood cell count is broad in the sense it can include, Sepsis due to bacterial infection. Viral hemorrhagic fever. Parasitic infections. Whatever might be the cause; infe...  Read Full »

Why do I get yearly itchy outbreaks?

Query: Hello doctor, I have been suffering from this problem for a few years, and every year it seems to be worsening than the previous one. I am overweight, and I have lost about 15 pounds by working hard. I got yearly rash outbreaks on arms, especially forearms. I have diabetes and take many medications,...  Read Full »


Dr. Suvash Sahu

Answer: Hi, Welcome to icliniq.com. I had gone through the reports (attachment removed to protect patient identity). It looks like polymorphic light eruptions may be allergic contact dermatitis. I suggest the measures given below; 1. You can use full sleeve cotton shirts to cover the photo-exposed are...  Read Full »

Can you give a second opinion for my skin pigmentation?

Query: Hi doctor,I am seeking a second opinion on an issue. Recently, a doctor at a skin cancer clinic observed my hands and arms and noticed sunspots on my hands. I have something similar on my right inner forearm. In the past, I have noticed a spot growing adjacent to this. Another, dermatologist felt th...  Read Full »


Dr. Rakesh Kumar Bahunuthula

Answer: Hi, Welcome to icliniq.com. Blotchy pigmentation is a common problem noticed in patients above 50 years of age. A sensitive skin predisposes more to such pigmentary changes. Your clinical images are suggestive of macular seborrheic keratosis or solar lentigo, both of which are benign. Although, comm...  Read Full »

Why does my face texture differ from body?

Query: Hello doctor, My face texture is darker than my body texture. I have tried many face wash, face whitening creams and face packs, but nothing seems to work. Please help.  Read Full »


Dr. Gaurang Gupta

Answer: Hello, Welcome to icliniq.com. Your problem is very common especially in males. This is mainly due to working outside in sun which causes mild to severe tanning which you have (attachment removed to protect patient identity). Skin will become tan or darker due to sunlight. The photo exposed part b...  Read Full »

What causes redness on the cheeks?

Query: Hi doctor, I have some weird redness on my cheeks all the time no matter what weather it is. I have attached my photos for your reference. It is just there and it does not hurt at all. But, I want to overcome it. Is there any way? I am 18 years old now. Thank you.  Read Full »


Dr. Suvash Sahu

Answer: Hi, Welcome to icliniq.com. I have seen your pictures (attachment removed to protect patient identity) and description. It looks like melasma or post-inflammatory hyperpigmentation. Melasma is an acquired pigmentation of sun-exposed areas. Areas that receive excessive sun exposure, including the c...  Read Full »

How to overcome oily face?

Query: Hi doctor, I am a 23 year old male. I am facing a few issues for which I seek your help. I have oily face, but a very dry body skin. Please advise what I can do to overcome this. I stay in a joint family and as a result have to masturbate very privately most of the times. Also, most of the times I...  Read Full »


Dr. Gaurang Gupta

Answer: Hi, Welcome to icliniq.com. I would like to reply it in pointwise: Oily face is the nature of the skin. It is very difficult to cure it permanently. But, you can try the following tips. Do not use hair oil or any sticky cream on face. Avoid oily food, chocolate, milk products, dust and use sunscree...  Read Full »

ask-doctor-img Ask a Doctor Online

* Your first query consult is free!

Search for a Health Issue



Disclaimer: No content published on this website is intended to be a substitute for professional medical diagnosis, advice or treatment by a trained physician. Seek advice from your physician or other qualified healthcare providers with questions you may have regarding your symptoms and medical condition for a complete medical diagnosis. Do not delay or disregard seeking professional medical advice because of something you have read on this website. Read our Editorial Process to know how we create content for health articles and queries.