Although many homeowners are at war with broadleaf weeds like dandelions, sometimes grasses are backyard enemy number one. Weeds in the grass family often don't respond to broadleaf weed killers such as 2,4-D, and quickly take over unattended corners of the yard. Even in maintained landscapes, particularly aggressive lawn grasses constantly invade flowerbeds.
Tension headaches are very common, unfortunately, they're also among the most neglected and difficult headaches to treat. With a tension headache, the pain often starts at the back of your head and moves forward, so that it eventually includes your neck, scalp, and head. Itâs often described as feeling like you have a tight band across your head.
High altitude â Headaches in those not accustomed to high altitudes are common, though only four percent of these headaches occur in the back of the head. Low pressure â Low pressure headaches are often experienced at the sides of the head, though many find that they experience pain in the back of the head that worsens with physical activity.