Heat rashes are only one cause of itchy bumps (no matter what you think the cause may be, itching that affects your daily life should always be addressed by a GP). The NHS says that heat rashes ...

Skin itches can be temporary or long-term. They can be painless or very painful. In addition, skin diseases or causes of skin ...

To temporarily relieve the itch, your dermatologist may recommend one of the following, which you can buy without a prescription: Prax lotion (also called pramoxine) Anti-itch cream containing menthol ...