Compared to green levels, red laser levels are a much more accessible option. A similar product, the Bosch red cross-line level, costs only $89.97 at Home Depot .

Here, we look at how safe laser hair removal is, possible side effects, ... For a couple of days after treatment, the affected skin may become red and tender.

In the mid-1960s, a Hungarian physician named Endre Mester shined a low-power laser on the shaved skin of a mouse. Though he was testing for impacts on tumor growth, he observed an unexpected side ...

These features allow the laser to sweep over tricky-to-reach areas, like around the eyes and mouth. Skin may be mildly red for up to 48 hours, but downtime is only two to five days.

Nevertheless, more evidence is needed. After hundreds of clinical studies and decades of use, the question is not whether low-level laser therapy has biological effects, but how.

However, laser hair removal could cause minor side effects, such as follicular edema — swelling of the hair follicle that presents as little “bumps” that disappear within 24 hours — minor ...

More information: Vitor Hugo Panhóca et al, Effects of Red and Infrared Laser Therapy in Patients with Tinnitus: A Double-Blind, Clinical, Randomized Controlled Study Combining Light with ...