Venus Viva isn't usually used to treat active acne, although it can help with uneven skin texture and the look of acne scars. In fact, using Venus Viva on spots that are already active may aggravate the skin and exacerbate the acne. It is advisable to concentrate on therapies for hyperactive...
Indeed, even if a man shaves, Venus Viva can be used safely over his bearded region. To prevent irritation, just be careful to shave the area prior to performing any kind of treatment. It's critical that you adhere to any pre- and post-treatment care recommended by your physician.
Halo uses laser technology and Venus Viva uses radiofrequency technology. It is totally different. Viva can be used on all skin types, where as the Halo should be avoided in darker skin (Fitzpatrick 4-6).