Context: By using ENGO to reduce friction , epidermal cell proliferation and callus thickness are reduced . Callus reduction may take one to three months due to the delay in our skins responsiveness . Engo prevent blisters from forming because Engo reduces friction to levels that prevent blisters , despite the presence of heat and moisture .

Question: What may happen during the use of ENGO ?
Options:
0. None of the above choices .
1. It may help protect the skin .
2. It may dry out the skin .
3. It may have adverse effects .
Answer: 1