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Yes, dehydration can cause headaches. When the body lacks enough fluids, blood volume can drop, reducing oxygen flow to the brain, leading to discomfort and impaired cognitive performance. This can trigger headaches in some people. Mild dehydration is a common and easily overlooked cause, especially during hot weather or physical activity.
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Coffee is not bad for the stomach for most people. However, it can increase stomach acid production, which may cause discomfort or irritation in sensitive individuals, especially when consumed on an empty stomach regularly. People with acid reflux or gastritis may experience symptoms, while others tolerate coffee without any digestive issues.
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Yes, websites can track you without cookies. Techniques like browser fingerprinting, IP tracking, and device characteristics can identify users, through fonts, screen size, installed plugins, time zone, and behavioral patterns across sessions. Even if cookies are blocked, tracking may still occur. Cookies are only one of many tools used to monitor online behavior.
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Yes, your internet service provider can see which websites you visit, especially through DNS requests, IP connections, and traffic metadata tied to your account. Even with HTTPS, ISPs can view domain names and connection times. They cannot see page content on encrypted sites, but browsing destinations remain visible. VPNs and encrypted DNS can reduce this visibility.
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Resetting your iPhone to factory settings does not delete any data stored in iCloud. It only erases content and settings from the local device itself to prepare it for a new user. Once you sign back into your Apple ID on a new or existing device, your synced photos, contacts, and notes will reappear instantly.
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Yes, an SSD significantly improves boot time. Operating systems installed on SSDs start much faster because SSDs read data far quicker than HDDs. Boot times can drop from minutes to seconds. The improvement is most noticeable on older systems, where storage speed is a major bottleneck during startup, and improves overall system responsiveness.
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