How people in the UK really ask about red light therapy related subjects, grouped by concern, with expanded prompts, single prompts and full conversations.

The conversation landscape for one category: how people ask, grouped by concern. Expand any prompt to see its single prompts and its conversation.
I'm curious about red light therapy. What is red light therapy for skin, and what health benefits does it provide? What wavelength of light does it use, and does LED light therapy actually work? Is red light therapy worth trying for me?
I want to make sure red light therapy is safe. Who should not use it, and what are the downsides? Where should you not use it, and can I use it in pregnancy? What medications interact with it, and is it safe for your heart? Is red light therapy safe for me to use?
I'm thinking of using red light therapy for my skin. Does it tighten skin, and how long does that take? Will it clear up acne, which colour light is good for pimples and how often should I use it? Can it be used to treat eczema? Would red light therapy help my skin?
I've heard red light therapy can help with fat loss. Can it get rid of belly fat, and is it good for fat burning? Does it help with cellulite, and how long does it take to lose weight? What is the best red light therapy for belly fat? Is red light therapy worth it for fat loss?
I'm choosing a red light therapy mask. What are LED face masks called, and what is the best red light mask in the UK? Which is the most highly rated, and do the cheaper devices work? What should I look for when buying one, and which should I buy?
I've got a red light therapy device. How do I use it, and how long should each session be? How often should I use it, and is 3 times a week enough? Is it safe to use every day, and how can I tell if it is working?
I'm wondering whether red light therapy could help with other conditions. How long does it take to work for pain, and can it help with muscle pain or gluteal tendinopathy? Can it help with brain fog, does it regenerate gum tissue and is it effective for burns? Would red light therapy help with my condition?